1. Department of Pediatrics, University of Washington, Seattle, WA
2. Department of Epidemiology, Colorado School of Public Health, Aurora, CO
3. Department of Biostatistical Sciences, Wake Forest University School of Medicine, Winston-Salem, NC
4. Department of Research & Evaluation, Kaiser Permanente Southern California, Pasadena, CA
5. Departments of Nutrition and Medicine, University of North Carolina, Chapel Hill, NC
6. Medpace Reference Laboratories, Cincinnati, OH
7. Department of Pediatrics, University of Cincinnati College of Medicine, Cincinnati, OH