David B. Callahan
About
David B. Callahan has authored 22 papers that have received a total of 697 indexed citations.
This includes 9 papers in Epidemiology, 9 papers in Physiology and 5 papers in Pulmonary and Respiratory Medicine. The topics of these papers are Asthma and respiratory diseases (7 papers), HIV, Drug Use, Sexual Risk (3 papers) and Hepatitis B Virus Studies (3 papers). David B. Callahan is often cited by papers focused on Asthma and respiratory diseases (7 papers), HIV, Drug Use, Sexual Risk (3 papers) and Hepatitis B Virus Studies (3 papers) and collaborates with scholars based in United States. David B. Callahan's co-authors include Robert A. Gunn, Cathy Bailey, Jeanne E. Moorman, Peng–jun Lu and Harold S. Margolis and has published in prestigious journals such as American Journal of Respiratory and Critical Care Medicine, PEDIATRICS and American Journal of Public Health
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