Childrens Hospital National Medical Center, Washington, District of Columbia, United States
Childrens Hospital of Los Angeles, Los Angeles, California, United States
University of California at San Francisco, San Francisco, California, United States
University of Miami, Miami, Florida, United States
The Children's Hosp. of Philadelphia, Philadelphia, Pennsylvania, United States
Montefiore Medical Center, Bronx, New York, United States
Childrens Hospital of Los Angeles, Los Angeles, California, United States
Children's Hospital of Philadelphia, Philadelphia, Pennsylvania, United States
Children's Diagnoistic and Treatment Center, Fort Lauderdale, Florida, United States
Stroger Hospital of Cook County, Chicago, Illinois, United States
University of Puerto Rico, School of Medicine, San Juan, Puerto Rico
Montefiore Medical Center, New York, New York, United States
John H. Stroger Jr. Hospital and the Core Center, Chicago, Illinois, United States
Mount Sinai Adolescent Health Center, New York, New York, United States
Case Western Reserve University, Cleveland, Ohio, United States
Kanyama Health Centre, Lusaka, Zambia
Kalingalinga Health Centre, Lusaka, Zambia
University of North Carolina, Chapel Hill, Chapel Hill, North Carolina, United States
Mount Sinai School of Medicine, New York, New York, United States
UNC EPA, Chapel Hill, North Carolina, United States
Children's Hospital of Los Angeles, Los Angeles, California, United States
Children's Hospital National Medical Center, Washington, District of Columbia, United States
University of California at San Francisco, San Franciso, California, United States