John A. Simpson

Outcomes, infectiousness, and transmission dynamics of patients with extensively drug-resistant tuberculosis and home-discharged patients with programmatically incurable tuberculosis: a prospective cohort study.

T. Clark, A. Pain, P. V. van Helden, 2017, The Lancet. Respiratory medicine.

Mycobacterial genomic DNA from used Xpert MTB/RIF cartridges can be utilised for accurate second-line genotypic drug susceptibility testing and spoligotyping

P. V. van Helden, R. Warren, G. Theron, 2017, Scientific Reports.

Analysis for a Limited Number of Gene Codons Can Predict Drug Resistance of Mycobacterium tuberculosis in a High-Incidence Community

R. Gie, P. V. van Helden, T. Victor, 2001, Journal of Clinical Microbiology.

Diagnostic Accuracy and Utility of FluoroType MTBDR, a New Molecular Assay for Multidrug-Resistant Tuberculosis

P. V. van Helden, R. Warren, G. Theron, 2018, Journal of Clinical Microbiology.

Implications of Failure to Routinely Diagnose Resistance to Second-Line Drugs in Patients With Rifampicin-Resistant Tuberculosis on Xpert MTB/RIF: A Multisite Observational Study

P. V. van Helden, R. Warren, L. Scott, 2017, Clinical infectious diseases : an official publication of the Infectious Diseases Society of America.

Epidemic Levels of Drug Resistant Tuberculosis (MDR and XDR-TB) in a High HIV Prevalence Setting in Khayelitsha, South Africa

D. Coetzee, E. Goemaere, G. Coetzee, 2010, PloS one.

Impact of Xpert MTB/RIF for TB Diagnosis in a Primary Care Clinic with High TB and HIV Prevalence in South Africa: A Pragmatic Randomised Trial

M. Nicol, C. Boehme, A. Whitelaw, 2014, PLoS medicine.

Using routinely collected laboratory data to identify high rifampicin-resistant tuberculosis burden communities in the Western Cape Province, South Africa: A retrospective spatiotemporal analysis

H. Jenkins, P. V. van Helden, A. McIntosh, 2018, PLoS medicine.

Molecular Epidemiological Interpretation of the Epidemic of Extensively Drug-Resistant Tuberculosis in South Africa

K. Dheda, P. D. Helden, T. Victor, 2015, Journal of Clinical Microbiology.

GeneXpert MTB/RIF Version G4 for Identification of Rifampin-Resistant Tuberculosis in a Programmatic Setting

M. Nicol, J. Caldwell, M. Osman, 2013, Journal of Clinical Microbiology.

Widespread use of incorrect PCR ramp rate negatively impacts multidrug-resistant tuberculosis diagnosis (MTBDRplus)

P. V. van Helden, R. Warren, G. Theron, 2018, Scientific Reports.