Ministry of Health Iraq, Several cities in Iraq (Karbala, Basra, Najaf, etc.), Iraq
Nepal Nutrition Intervention Project, Hariaun, Sarlahi District, Nepal
Naval Medical Center, San Diego, California, United States
Naval Hospital Camp Pendleton, Camp Pendleton, California, United States
David Grant Medical Center, Travis Air Force Base, California, United States
Johns Hopkins Bloomberg School of Public Health, Baltimore, Maryland, United States
International Centre for Diarrheal Disease Research, Bangladesh (ICDDR,B), Dhaka, Bangladesh
Medical University of South Carolina, Charleston, South Carolina, United States
Johns Hopkins University, Baltimore, Maryland, United States
Sunnybrook Health Sciences Centre, Toronto, Ontario, Canada
Kintampo Health Research Center, Kintampo, Brong Ahafo, Ghana
Jawaharlal Nehru Medical College Women's and Children's Health Research Unit, Belgaum, Karnataka, India
White Mountain Apache reservation, Whiteriver, Arizona, United States
Navajo reservation, Gallup, New Mexico, United States
Ann & Robert H. Lurie Children's Hospital of Chicago (NWU), Chicago, Illinois, United States
Texas Children's Hospital, Houston, Texas, United States
Emory University, Atlanta, Georgia, United States