H. Hagan

D. D. Des Jarlais, H. Hagan, R. Braithwaite, 2019, Clinical infectious diseases : an official publication of the Infectious Diseases Society of America.

Drug Treatment Programs as Sites of Opportunity for the Delivery of Hepatitis C Prevention Education: Client and Staff Perspectives

D. D. Des Jarlais, H. Hagan, S. Strauss, 2004 .

Spontaneous viral clearance of hepatitis C virus (HCV) infection among people who inject drugs (PWID) and HIV-positive men who have sex with men (HIV+ MSM): a systematic review and meta-analysis

H. Hagan, M. Frank, Ashly E. Jordan, 2016, BMC Infectious Diseases.

Herpes simplex virus type 2 associated with HIV infection among New York heterosexuals living in high-risk areas

H. Hagan, S. Jenness, A. Neaigus, 2010, International journal of STD & AIDS.

Global epidemiology of hepatitis B and hepatitis C in people who inject drugs: results of systematic reviews

Louisa Degenhardt, Don Des Jarlais, Holly Hagan, 2011, The Lancet.

Systematic Review and Meta-Analysis of Interventions to Prevent Hepatitis C Virus Infection in People Who Inject Drugs

D. D. Des Jarlais, H. Hagan, E. Pouget, 2011 .

Attribution of hepatitis C virus seroconversion risk in young injection drug users in 5 US cities.

H. Hagan, S. Strathdee, E. Pouget, 2010, The Journal of infectious diseases.

Non-injection drug use and Hepatitis C Virus: a systematic review.

D. D. Des Jarlais, H. Hagan, P. Flom, 2007, Drug and alcohol dependence.

Positive deviance control-case life history: a method to develop grounded hypotheses about successful long-term avoidance of infection

H. Hagan, S. Friedman, P. Mateu-Gelabert, 2008, BMC public health.

Perceived risk, peer influences, and injection partner type predict receptive syringe sharing among young adult injection drug users in five U.S. cities.

R. Garfein, H. Hagan, S. Bailey, 2007, Drug and alcohol dependence.

Incidence of sexually transmitted hepatitis C virus infection in HIV-positive men who have sex with men

H. Hagan, C. Cleland, Ashly E. Jordan, 2015, AIDS.

Incidence of sexually tra nsmitted hepatitis C virus infection in HIV-positive MSM : a systematic review and meta-analysis

H. Hagan, C. Cleland, Ashly E. Jordan, 2015 .

Using hepatitis C virus and herpes simplex virus-2 to track HIV among injecting drug users in New York City.

D. D. Des Jarlais, H. Hagan, S. Friedman, 2009, Drug and alcohol dependence.

Estimates of global, regional, and national incidence, prevalence, and mortality of HIV, 1980–2015: the Global Burden of Disease Study 2015

Reed J. D. Sorensen, Alan D. Lopez, Timothy M Wolock, 2016, The lancet. HIV.

Hepatitis C Virus Disease Progression in People Who Inject Drugs: Protocol for a Systematic Review and Meta-Analysis

H. Hagan, Joan L Combellick, Ashly E. Jordan, 2015, JMIR research protocols.

Hepatitis C virus infection among HIV-positive men who have sex with men: protocol for a systematic review and meta-analysis

D. D. Des Jarlais, H. Hagan, R. Braithwaite, 2014, Systematic Reviews.

Hepatitis C virus infection among HIV-positivemen who have sex with men: protocol for asystematic review and meta-analysis

H. Hagan, R. Braithwaite, K. Dombrowski, 2014 .

A meta-analysis of the hepatitis C virus distribution in diverse racial/ethnic drug injector groups.

D. D. Des Jarlais, H. Hagan, R. Scheinmann, 2009, Social science & medicine.

The HCV Synthesis Project: Scope, methodology, and preliminary results

D. D. Des Jarlais, H. Hagan, P. Flom, 2008, BMC medical research methodology.

Unprotected anal intercourse and sexually transmitted diseases in high-risk heterosexual women.

H. Hagan, S. Jenness, E. Begier, 2011, American journal of public health.

Can intranasal drug use reduce HCV infection among injecting drug users?

D. D. Des Jarlais, H. Hagan, K. Arasteh, 2011, Drug and alcohol dependence.

The transition from injection to non-injection drug use: long-term outcomes among heroin and cocaine users in New York City.

D. D. Des Jarlais, D. Heckathorn, H. Hagan, 2007, Addiction.

Needle syringe programmes and opioid substitution therapy for preventing hepatitis C transmission in people who inject drugs

H. Hagan, P. Vickerman, S. Hutchinson, 2017, The Cochrane database of systematic reviews.

Meta-regression of hepatitis C virus infection in relation to time since onset of illicit drug injection: the influence of time and place.

D. D. Des Jarlais, H. Hagan, E. Pouget, 2008, American journal of epidemiology.

Prevalence and correlates of indirect sharing practices among young adult injection drug users in five U.S. cities.

R. Garfein, H. Hagan, S. Strathdee, 2007, Drug and alcohol dependence.

Medical examinations at entry to treatment for drug abuse as an opportunity to initiate care for hepatitis C virus infection.

D. D. Des Jarlais, H. Hagan, S. Strauss, 2005, Clinical infectious diseases : an official publication of the Infectious Diseases Society of America.

Transitions from Injection-Drug-Use-Concentrated to Self-Sustaining Heterosexual HIV Epidemics: Patterns in the International Data

D. D. Des Jarlais, H. Hagan, L. Degenhardt, 2012, PloS one.

Syringe access, syringe sharing, and police encounters among people who inject drugs in New York City: a community-level perspective.

H. Hagan, S. Jenness, L. Beletsky, 2014, The International journal on drug policy.

Increased access to unrestricted pharmacy sales of syringes in Seattle-King County, Washington: structural and individual-level changes, 1996 versus 2003.

H. Hagan, G. Goldbaum, H. Thiede, 2006, American journal of public health.

HIV/AIDS Prevention for Drug Users in Natural Settings

H. Hagan, S. Friedman, J. Guydish, 2000 .

Hepatitis B virus genotypes and HBsAg subtypes in refugees and injection drug users in the United States determined by LiPA and monoclonal EIA

L. Stuyver, H. Hagan, E. Alexander, 2001, Journal of medical virology.

Hepatitis C virus (HCV) disease progression in people who inject drugs (PWID): A systematic review and meta-analysis.

H. Hagan, Ashly E. Jordan, Daniel J. Smith, 2015, The International journal on drug policy.

Illicit drug use and HIV risk in the Dominican Republic: Tourism areas create drug use opportunities

H. Hagan, M. Delva, V. Guilamo-Ramos, 2015, Global public health.

Convenience is the key to hepatitis A and B vaccination uptake among young adult injection drug users.

R. Garfein, H. Hagan, E. Golub, 2007, Drug and alcohol dependence.

The relevance of attributable risk measures to HIV prevention planning.

H. Hagan, 2003, AIDS.

Are females who inject drugs at higher risk for HIV infection than males who inject drugs: an international systematic review of high seroprevalence areas.

D. D. Des Jarlais, H. Hagan, K. Arasteh, 2012, Drug and alcohol dependence.

Differences in the fecal microbiota of neonates born at home or in the hospital

H. Hagan, S. Lynch, M. Dominguez-Bello, 2018, Scientific Reports.

Needle and syringe programmes and opioid substitution therapy for preventing HCV transmission among people who inject drugs: findings from a Cochrane Review and meta‐analysis

H. Hagan, P. Vickerman, S. Hutchinson, 2017, Addiction.

Bisexual Behavior Among Male Injection Drug Users in New York City

H. Hagan, A. Neaigus, K. Reilly, 2015, AIDS and Behavior.

Incidence and prevalence of hepatitis C in prisons and other closed settings: Results of a systematic review and meta‐analysis

J. Rich, H. Hagan, C. Beckwith, 2013, Hepatology.

Maintaining low HIV seroprevalence in populations of injecting drug users.

D. D. Des Jarlais, H. Hagan, M. Frischer, 1995, JAMA.

Using a jail-based survey to monitor HIV and risk behaviors among seattle area injection drug users

Holly Hagan, H. Hagan, C. Murrill, 2001, Journal of Urban Health.

Continuing Links Between Substance Use and HIV Highlight the Importance of Nursing Roles

H. Hagan, S. Deren, D. Ompad, 2017, The Journal of the Association of Nurses in AIDS Care : JANAC.

The staying safe intervention: training people who inject drugs in strategies to avoid injection-related HCV and HIV infection.

H. Hagan, S. Friedman, P. Mateu-Gelabert, 2014, AIDS education and prevention : official publication of the International Society for AIDS Education.

Gender disparities in HIV infection among persons who inject drugs in Central Asia: a systematic review and meta-analysis.

D. D. Des Jarlais, H. Hagan, K. Arasteh, 2013, Drug and alcohol dependence.

Using latent class analysis to identify patterns of hepatitis C service provision in drug-free treatment programs in the U.S.

Don C Des Jarlais, Holly Hagan, David M Rindskopf, 2006, Drug and alcohol dependence.

Exploring drug users' attitudes and decisions regarding hepatitis C (HCV) treatment in the U.S.

H. Hagan, Janetta M. Astone-Twerell, S. Strauss, 2008, The International journal on drug policy.

Screening for depressive symptoms among HCV-infected injection drug users: Examination of the utility of the CES-D and the beck depression inventory

R. Garfein, J. Havens, H. Hagan, 2004, Journal of Urban Health.

Combination interventions for Hepatitis C and Cirrhosis reduction among people who inject drugs: An agent-based, networked population simulation experiment

Bilal Khan, Ian Duncan, Daniel Smith, 2017, PloS one.

Social structural and behavioral underpinnings of hyperendemic hepatitis C virus transmission in drug injectors.

Stephen Q Muth, Holly Hagan, D. Brewer, 2006, The Journal of infectious diseases.

Determinants of hepatitis C virus treatment completion and efficacy in drug users assessed by meta-analysis.

D. D. Des Jarlais, H. Hagan, I. Jacobson, 2013, Clinical infectious diseases : an official publication of the Infectious Diseases Society of America.

Factors associated with interest in initiating treatment for hepatitis C Virus (HCV) infection among young HCV-infected injection drug users.

R. Garfein, R. Pollini, H. Hagan, 2005, Clinical infectious diseases : an official publication of the Infectious Diseases Society of America.

P2-416 Estimating the prevalence of hepatitis B infection among people who inject drugs: results from a global systematic review

L. Degenhardt, H. Hagan, S. Kinner, 2011, Journal of Epidemiology & Community Health.

Application of an adapted PRECIS-2 instrument to assess efficacy- and effectiveness-study designs in a systematic review of intervention studies of the hepatitis C virus-care continuum among people who use drugs

H. Hagan, D. Perlman, Daniel J. Smith, 2018 .

Correlates of selling sex among male injection drug users in New York City.

H. Hagan, A. Neaigus, K. Reilly, 2014, Drug and alcohol dependence.

Regional patterns and correlates of substance use among young men who have sex with men in 7 US urban areas.

L. Torian, H. Hagan, D. Celentano, 2003, American journal of public health.

Exploring Factors Associated with Recent HIV Testing among Heterosexuals at High Risk for HIV Infection Recruited with Venue-based Sampling

Eli B. Silverman, H. Hagan, S. Jenness, 2016, Journal of AIDS & clinical research.

High prevalence of alcohol use among hepatitis C virus antibody positive injection drug users in three US cities.

R. Garfein, H. Hagan, S. Strathdee, 2006, Drug and alcohol dependence.

What happened to the HIV epidemic among non‐injecting drug users in New York City?

D. D. Des Jarlais, H. Hagan, S. Tross, 2017, Addiction.

Changes in injection risk behavior associated with participation in the seattle needle-exchange program

H. Hagan, H. Thiede, 2000, Journal of Urban Health.

Dual HIV Risk: Receptive Syringe Sharing and Unprotected Sex Among HIV-Negative Injection Drug Users in New York City

H. Hagan, S. Jenness, A. Neaigus, 2013, AIDS and Behavior.

Associations between herpes simplex virus type 2 and HCV With HIV among injecting drug users in New York City: the current importance of sexual transmission of HIV.

D. D. Des Jarlais, H. Hagan, K. Arasteh, 2011, American journal of public health.

Peer-Education Intervention to Reduce Injection Risk Behaviors Benefits High-Risk Young Injection Drug Users: A Latent Transition Analysis of the CIDUS 3/DUIT Study

R. Garfein, H. Hagan, E. Golub, 2012, AIDS and Behavior.

Depression and HIV risk behavior among Seattle-area injection drug users and young men who have sex with men.

H. Hagan, H. Thiede, L. Valleroy, 2003, AIDS education and prevention : official publication of the International Society for AIDS Education.

Factors Associated with Recent HIV Testing Among Men Who Have Sex with Men in New York City

David M. Marshall, H. Hagan, S. Jenness, 2013, AIDS and Behavior.

HSV-2 Co-Infection as a Driver of HIV Transmission among Heterosexual Non-Injecting Drug Users in New York City

D. D. Des Jarlais, H. Hagan, K. Arasteh, 2014, PloS one.

Combined HIV Prevention, the New York City Condom Distribution Program, and the Evolution of Safer Sex Behavior Among Persons Who Inject Drugs in New York City

D. D. Des Jarlais, H. Hagan, K. Arasteh, 2014, AIDS and Behavior.

Drug Abuse and the Spread of Infection: HIV and AIDS as an Example

H. Hagan, S. Friedman, D. C. Jarlais, 2005 .

Heterosexual HIV and sexual partnerships between injection drug users and noninjection drug users.

Alan Neaigus, Holly Hagan, Samuel M Jenness, 2010, AIDS patient care and STDs.

Transitions in Latent Classes of Sexual Risk Behavior Among Young Injection Drug Users Following HIV Prevention Intervention

R. Garfein, H. Hagan, E. Golub, 2013, AIDS and Behavior.

Perceptions of genetic testing and genomic medicine among drug users.

H. Hagan, S. Friedman, D. Perlman, 2015, The International journal on drug policy.

Reconsidering the Internet as an HIV/STD Risk for Men Who Have Sex with Men

H. Hagan, S. Jenness, A. Neaigus, 2010, AIDS and Behavior.

High HIV prevalence among low-income, Black women in New York City with self-reported HIV negative and unknown status.

H. Hagan, S. Jenness, A. Neaigus, 2013, Journal of women's health.

Sexual and injection-related risks in Puerto Rican-born injection drug users living in New York City: A mixed-methods analysis

H. Hagan, S. Jenness, A. Neaigus, 2011, Harm reduction journal.

Recruitment-Adjusted Estimates of HIV Prevalence and Risk among Men Who Have Sex with Men: Effects of Weighting Venue-Based Sampling Data

H. Hagan, S. Jenness, A. Neaigus, 2011, Public health reports.

Needle exchange use, sexual risk behaviour, and the prevalence of HIV, hepatitis B virus, and hepatitis C virus infections among Bulgarian injection drug users

D. D. Des Jarlais, H. Hagan, Z. Vassilev, 2006, International journal of STD & AIDS.

Effectiveness of needle/syringe programmes and opiate substitution therapy in preventing HCV transmission among people who inject drugs.

H. Hagan, P. Vickerman, S. Hutchinson, 2016, The Cochrane database of systematic reviews.

Public Health Benefit of Peer-Referral Strategies for Detecting Undiagnosed HIV Infection Among High-Risk Heterosexuals in New York City

H. Hagan, S. Jenness, N. Leonard, 2017, Journal of acquired immune deficiency syndromes.

Persistence and change in disparities in HIV infection among injection drug users in New York City after large-scale syringe exchange programs.

D. D. Des Jarlais, H. Hagan, S. Friedman, 2009, American journal of public health.

PersistenceandChangeinDisparitiesinHIVInfection AmongInjectionDrugUsersinNewYorkCityAfter Large-ScaleSyringeExchangePrograms

H. Hagan, S. Friedman, K. Arasteh, 2009 .

Sexual Risk and HIV Infection Among Drug Users in New York City: A Pilot Study

D. D. Des Jarlais, H. Hagan, D. Perlman, 2011, Substance use & misuse.

Continuing HIV Risk in New York City Injection Drug Users: The Association of Syringe Source and Syringe Sharing

Kai-lih Liu, H. Hagan, S. Jenness, 2011, Substance use & misuse.

H. Hagan, S. Friedman, R. Heimer, 2010 .

Racial/ethnic disparities in HIV infection among people who inject drugs: an international systematic review and meta-analysis.

D. D. Des Jarlais, H. Hagan, K. Arasteh, 2012, Addiction.

Hybrid STTR intervention for heterosexuals using anonymous HIV testing and confidential linkage to care: a single arm exploratory trial using respondent-driven sampling

H. Hagan, N. Leonard, D. Perlman, 2015, BMC Public Health.

Strategies to uncover undiagnosed HIV infection among heterosexuals at high risk and link them to HIV care with high retention: a “seek, test, treat, and retain” study

H. Hagan, S. Jenness, N. Leonard, 2015, BMC Public Health.

Response to the calculation of population attributable fractions of risk factors for hepatitis C transmission: authors' reply.

H. Hagan, C. Cleland, A. Jordan, 2016, AIDS.

A Perfect Storm: Crack Cocaine, HSV-2, and HIV Among Non-Injecting Drug Users in New York City

D. D. Des Jarlais, H. Hagan, K. Arasteh, 2014, Substance use & misuse.

Use of the PRECIS-II instrument to categorize reports along the efficacy-effectiveness spectrum in an hepatitis C virus care continuum systematic review and meta-analysis.

H. Hagan, D. Perlman, Jennifer Reed, 2018, Journal of clinical epidemiology.

Patterns and Gaps Identified in a Systematic Review of the Hepatitis C Virus Care Continuum in Studies among People Who Use Drugs

H. Hagan, D. Perlman, Jennifer Reed, 2017, Front. Public Health.

Prescription opioid misuse and its relation to injection drug use and hepatitis C virus infection: protocol for a systematic review and meta-analysis

H. Hagan, D. Jarlais, A. Jordan, 2014, Systematic Reviews.

Check Hep C: A Community-Based Approach to Hepatitis C Diagnosis and Linkage to Care in High-Risk Populations

H. Hagan, J. Varma, F. Laraque, 2018, Journal of public health management and practice : JPHMP.

Reciprocal Sex Partner Concurrency and STDs among Heterosexuals at High-Risk of HIV Infection

Samuel M. Jenness, Alan Neaigus, Holly Hagan, 2013, Journal of Urban Health.

Epidemiology of Hepatitis C Virus Among People Who Inject Drugs: Protocol for a Systematic Review and Meta-Analysis

H. Hagan, Joshua Neurer, Daniel J. Smith, 2017, JMIR research protocols.

Community Sexual Bridging Among Heterosexuals at High-Risk of HIV in New York City

H. Hagan, S. Jenness, A. Neaigus, 2016, AIDS and Behavior.

Sexual HIV/HSV-2 Risk Among Drug Users in New York City: An HIV Testing and Counseling Intervention

H. Hagan, N. Leonard, Marlene Pantin, 2013, Substance use & misuse.

Design and Feasibility of a Randomized Behavioral Intervention to Reduce Distributive Injection Risk and Improve Health-Care Access Among hepatitisC virus Positive Injection Drug Users: The Study to Reduce Intravenous Exposures (STRIVE)

R. Garfein, H. Hagan, S. Strathdee, 2007, Journal of Urban Health.

Estimating HIV Incidence and the Correlates of Recent Infection in Venue-Sampled Men Who Have Sex With Men in New York City

L. Torian, H. Hagan, S. Jenness, 2012, AIDS and Behavior.

A randomized intervention trial to reduce the lending of used injection equipment among injection drug users infected with hepatitis C.

R. Garfein, H. Hagan, S. Strathdee, 2008, American journal of public health.

Evaluating respondent-driven sampling in a major metropolitan area: Comparing injection drug users in the 2005 Seattle area national HIV behavioral surveillance system survey with participants in the RAVEN and Kiwi studies.

Holly Hagan, H. Hagan, K. Sabin, 2010, Annals of epidemiology.

Serosorting for hepatitis C status in the sharing of injection equipment among Seattle area injection drug users.

H. Hagan, H. Thiede, R. Burt, 2009, Drug and alcohol dependence.

Racial and ethnic data justice: The urgency of surveillance data disaggregation

H. Hagan, C. Gelpí-Acosta, M. Cano, 2022, Drug and alcohol dependence reports.

Eligibility for treatment of hepatitis C virus infection among young injection drug users in 3 US cities.

R. Garfein, H. Hagan, S. Strathdee, 2006, Clinical infectious diseases : an official publication of the Infectious Diseases Society of America.

Experiences of Discrimination and HIV Risk Among Men Who Have Sex With Men in New York City

H. Hagan, S. Jenness, A. Neaigus, 2016, American journal of men's health.

Consistent Estimates of Very Low HIV Incidence Among People Who Inject Drugs: New York City, 2005-2014.

D. D. Des Jarlais, H. Hagan, S. Tross, 2016, American journal of public health.

Convergence of HIV seroprevalence among injecting and non-injecting drug users in New York City

A. Abdul-Quader, D. D. Des Jarlais, D. Heckathorn, 2007, AIDS.

Racial and ethnic disparities in predictors of glycemia: a moderated mediation analysis of inflammation-related predictors of diabetes in the NHANES 2007–2010

H. Hagan, G. Melkus, N. Parekh, 2018, Nutrition & Diabetes.

Providing support to drug users infected with hepatitis C : The role of methadone maintenance treatment staff

H. Hagan, S. Strauss, Corrine E. Munoz-Plaza, 2005 .

Improved injection network ascertainment with supplementary elicitation techniques

D. Brewer, H. Hagan, Eileen S Hough, 2008, International journal of STD & AIDS.

Evaluating Vancouver's supervised injection facility: data and dollars, symbols and ethics

D. D. Des Jarlais, H. Hagan, K. Arasteh, 2008, Canadian Medical Association Journal.

Explaining Racial/Ethnic Dietary Patterns in Relation to Type 2 Diabetes: An Analysis of NHANES 2007-2012.

H. Hagan, N. Parekh, C. Cleland, 2016, Ethnicity & disease.

Exploring Barriers and Facilitators to Integrating a Harm Reduction Approach to Substance Use in Three Medical Settings.

H. Hagan, Zoe Lindenfeld, J. Chang, 2023, Journal of general internal medicine.

Use of the “NYC Condom” among People Who Use Drugs

D. D. Des Jarlais, H. Hagan, K. Arasteh, 2014, Journal of Urban Health.

Gender and Age Patterns in HSV-2 and HIV Infection Among Non-Injecting Drug Users in New York City

D. D. Des Jarlais, H. Hagan, S. Friedman, 2010, Sexually transmitted diseases.

Syringe exchange and risk of infection with hepatitis B and C viruses.

N. Weiss, H. Hagan, N S Weiss, 1999, American journal of epidemiology.

From Long-Term Injecting to Long-Term Non-Injecting Heroin and Cocaine Use: The Persistence of Changed Drug Habits.

H. Hagan, S. Tross, K. Arasteh, 2016, Journal of substance abuse treatment.

Outpatient Drug Treatment Program Directors' Hepatitis C‐Related Beliefs and Their Relationship to the Provision of HCV Services

D. D. Des Jarlais, H. Hagan, S. Strauss, 2004, The American journal of drug and alcohol abuse.

HIV and HCV infection among injecting drug users.

D. D. Des Jarlais, H. Hagan, H. Hagan, 2000, The Mount Sinai journal of medicine, New York.

Differences in the fecal microbiota of neonates born at home or in the hospital

H. Hagan, S. Lynch, M. Dominguez-Bello, 2018, Scientific Reports.

Decline in Herpes Simplex Virus Type 2 Among Non-Injecting Heroin and Cocaine Users in New York City, 2005 to 2014: Prospects for Avoiding a Resurgence of Human Immunodeficiency Virus

D. D. Des Jarlais, H. Hagan, S. Tross, 2017, Sexually transmitted diseases.

Getting Close to Zero New HIV Infections: Consistency in Multiple Methods for Measuring Low HIV Incidence among People Who Inject Drugs in New York City,

H. Hagan, S. Tross, K. Arasteh, 2015 .

Transitions from injecting to non-injecting drug use: potential protection against HCV infection.

D. D. Des Jarlais, H. Hagan, K. Arasteh, 2014, Journal of substance abuse treatment.

HSV-2 Infection as a Cause of Female/Male and Racial/Ethnic Disparities in HIV Infection

D. D. Des Jarlais, H. Hagan, K. Arasteh, 2013, PloS one.

Herpes Simplex Virus-2 and HIV Among Noninjecting Drug Users in New York City

D. D. Des Jarlais, H. Hagan, S. Friedman, 2007, Sexually transmitted diseases.

Spatial Recruitment Bias in Respondent-Driven Sampling: Implications for HIV Prevalence Estimation in Urban Heterosexuals

H. Hagan, S. Jenness, A. Neaigus, 2014, AIDS and Behavior.

Reduced injection frequency and increased entry and retention in drug treatment associated with needle-exchange participation in Seattle drug injectors.

J. Duchin, H. Hagan, H. Thiede, 2000, Journal of substance abuse treatment.

Sharing of drug preparation equipment as a risk factor for hepatitis C.

J. Duchin, N. Weiss, H. Hagan, 2001, American journal of public health.

A Randomized Clinical Trial of Pegylated Interferon for Acute Hepatitis C Virus Infection in Active Injection Drug Users

H. Hagan, A. Wald, M. Krows, 2014 .

AssociationsBetweenHerpesSimplexVirusType2andHCV WithHIVAmongInjectingDrugUsersinNewYorkCity:The CurrentImportanceofSexualTransmissionofHIV

H. Hagan, K. Arasteh, D. Perlman, 2011 .

Needle syringe programmes and opioid substitution therapy for preventing hepatitis C transmission in people who inject drugs

H. Hagan, P. Vickerman, S. Hutchinson, 2017, The Cochrane database of systematic reviews.

Global epidemiology of hepatitis B and hepatitis C in people who inject drugs: results of systematic reviews

B. Cowie, H. Hagan, P. Nelson, 2011, The Lancet.

Predictors and effects of alcohol use on liver function among young HCV-infected injection drug users in a behavioral intervention.

R. Garfein, H. Hagan, S. Strathdee, 2011, Journal of hepatology.

H. Hagan, K. Arasteh, J. Feelemyer, 2014, Drug and alcohol dependence.

Reduced risk of hepatitis B and hepatitis C among injection drug users in the Tacoma syringe exchange program.

M. Alter, H. Hagan, S. Friedman, 1995, American journal of public health.

Preventing Epidemics of HIV-1 among Injecting Drug Users

H. Hagan, D. Goldberg, M. Frischer, 1998 .

Correlates of Drug Treatment Program Staff's Self Efficacy to Support Their Clients' Hepatitis C Virus (HCV) Related Needs

D. D. Des Jarlais, H. Hagan, Janetta M. Astone-Twerell, 2007, The American journal of drug and alcohol abuse.

Global, regional, and national age–sex specific all-cause and cause-specific mortality for 240 causes of death, 1990–2013: a systematic analysis for the Global Burden of Disease Study 2013

Bernadette A. Thomas, Alan D. Lopez, Mark D. Huffman, 2015, The Lancet.

Reconsidering the Internet as an HIV/STD Risk for Men Who Have Sex with Men

H. Hagan, S. Jenness, A. Neaigus, 2010, AIDS and Behavior.

Multilevel Risk Factors for Greater HIV Infection of Black Men who Have Sex With Men in New York City

David M. Marshall, H. Hagan, S. Jenness, 2014, Sexually transmitted diseases.

A systematic review and meta-analysis of interventions to prevent hepatitis C virus infection in people who inject drugs.

D. D. Des Jarlais, H. Hagan, E. Pouget, 2011, The Journal of infectious diseases.