Children's Mercy Kansas City, Kansas City, Missouri, United States
The Children's Hospital of Philadelphia, Philadelphia, Pennsylvania, United States
Johns Hopkins Hospital, Baltimore, Maryland, United States
Johns Hopkins Bayview Medical Center, Baltimore, Maryland, United States
Johns Hopkins Center for American Indian Health, Chinle, Fort Defiance, Whiteriver, AZ; Gallup, Shiprock, NM, Arizona, United States
Tribhuvan University Teaching Hospital, Kathmandu, Nepal
Center for Micronutrient Research, New Delhi, India
Chawama Clinic, Lusaka, Zambia
Biomedical Center, St. Petersburg, Russian Federation
The Lighthouse, Baltimore, Maryland, United States
YRG Care, Chennai, Tamil Nadu, India