1. Pediatrics; University of California, San Francisco; San Francisco CA
2. The Hospital for Sick Children, and Department of Pediatrics; University of Toronto; Toronto ON Canada
3. Graduate School of Public Health; University of Pittsburgh; Pittsburgh PA
4. Pediatrics; University of Washington School of Medicine and Seattle Children’s Hospital; Seattle WA
5. Department of Pediatrics; University of Texas Southwestern Medical Center; Dallas TX
6. Pediatrics; University of Minnesota Masonic Children’s Hospital; Minneapolis MN
7. Pediatrics; Saint Louis University; Saint Louis MO
8. Pediatrics; Johns Hopkins University School of Medicine; Baltimore MD