James Hadler

Changing epidemiology of invasive pneumococcal disease among older adults in the era of pediatric pneumococcal conjugate vaccine.

Tamara Pilishvili, Lee H Harrison, Ruth Lynfield, 2005, JAMA.

Researching routine immunization-do we know what we don't know?

Deborah McFarland, J. Hadler, E. Luman, 2011, Vaccine.

Seasonal influenza morbidity estimates obtained from telephone surveys, 2007.

James A Singleton, Ruth Lynfield, Lyn Finelli, 2013, American journal of public health.

Geographic diversity and temporal trends of antimicrobial resistance in Streptococcus pneumoniae in the United States

Marc Lipsitch, Ruth Lynfield, William Schaffner, 2003, Nature Medicine.