1. AcademyHealth, Washington, District of Columbia;
2. Department of Pediatrics, University of New Mexico, Albuquerque, New Mexico;
3. Department of Health Policy, George Washington University, Washington, District of Columbia;
4. Division of Pediatric Medicine, Hospital for Sick Children, Ontario, Canada;
5. Department of Health Systems, Policy, and Evaluation, Institute for Clinical Evaluative Sciences, Ontario, Canada;
6. Department of Health Policy, Management, and Evaluation, University of Toronto, Ontario, Canada;
7. American Academy of Pediatrics, Elk Grove Village, Illinois;
8. Department of Preventive Medicine and Community Health, Rutgers New Jersey Medical School, Newark, New Jersey;
9. Department of Quantitative Methods, Rutgers School of Public Health, Newark, New Jersey;
10. Child and Adult Center for Outcomes Research and Delivery Science (Accords) University of Colorado, Denver; and
11. Children's Hospital Colorado and Department of Pediatrics, University of Colorado, Denver, Colorado