All clinics, Johannesburg, South Africa
Boston University School of Public Health, Boston, Massachusetts, United States
Henry M. Goldman School of Dental Medicine, Boston, Massachusetts, United States
Basse Field Station, Medical Research Council Gambia Unit, Basse Santa Su, URR, Gambia
Laboratory of Transnational Immunology, UMC Utrecht, Utrecht, Netherlands
Boston University School of Public Health, Boston, Massachusetts, United States
Choma District Medical Office, Choma, Southern, Zambia
Nyimba District Medical Office, Nyimba, Eastern, Zambia
Kalomo District Medical Office, Kalomo, Southern, Zambia
Evans Biomedical Research Center, Boston, Massachusetts, United States
Evans Biomedical Research Center, Boston, Massachusetts, United States
National Lung Hospital, Hanoi, Vietnam
De La Salle Health Sciences Institute, Dasmariรฑas, Philippines
Mbabala Rural Health Facility, Choma, Southern Province, Zambia
Mochipapa Rural Health Facility, Choma, Southern Province, Zambia
Masuku Mission Rural Health Facility, Choma, Southern Province, Zambia