1. Department of Pediatrics, Yale University School of Medicine, New Haven, Connecticut
2. Department of Pediatrics, University of California-San Francisco School of Medicine, San Francisco, California
3. Department of Pediatrics, University of Texas Health San Antonio, San Antonio, Texas
4. Department of Pediatrics, University of Rochester Medical Center, Rochester, New York
5. Department of Pediatrics, Perelman School of Medicine at the University of Pennsylvania, Philadelphia, Pennsylvania
6. Department of Pediatrics, Duke University, Durham, North Carolina
7. Department of Pediatrics, University of Rochester Medical Center, Rochester, New York, NY
8. Department of Pediatrics, Emory University School of Medicine, Atlanta, Georgia
9. Department of Pediatrics, Baylor College of Medicine, Houston, Texas
10. Department of Pediatrics, Case Western Reserve University School of Medicine, Cleveland, Ohio
11. Department of Pediatrics, Vanderbilt University School of Medicine, Nashville, Tennessee
12. Department of Pediatrics, University of Washington School of Medicine, Seattle, Washington