[1] Loma Linda University,Departments of Epidemiology, Biostatistics, Global Health
[2] School of Public Health,Department of Community Medicine
[3] University of Zambia,Health Promotion Department
[4] School of Medicine,Department of General Practice
[5] Directorate of Medical Services,Department of Community Health
[6] Medical University of Mongolia,Department of Epidemiology, School of Public Health
[7] University of Malawi,undefined
[8] College of Medicine,undefined
[9] University of North Carolina at Chapel Hill,undefined