1. Children's National Medical Center, Division of General Pediatrics & Community Health, Washington, DC
2. Department of Pediatrics, University of North Carolina School of Medicine, Chapel Hill, NC
3. Office of Professional Development, Royal College of Physicians & Surgeons of Canada, Ottawa, Ontario, Canada
4. Pennridge Pediatric Associates, Sellersville, Pa
5. American Academy of Pediatrics, Elk Grove Village, Ill
6. Dartmouth Medical School, Children's Hospital at Dartmouth, Hanover, NH