Affiliations

• ¹ Center for Pediatric Clinical Effectiveness.
• ² Department of Biomedical and Health Informatics, Children's Hospital of Philadelphia, Philadelphia, Pennsylvania.
• ³ Pediatric Research in Office Settings, American Academy of Pediatrics, Itasca, Illinois.
• ⁴ Department of Biostatistics, Epidemiology, and Informatics, Perelman School of Medicine, University of Pennsylvania, Philadelphia, Pennsylvania.
• ⁵ Primary Care Research.
• ⁶ Department of Pediatrics, University of California Los Angeles Mattel Children's Hospital, Los Angeles, California.
• ⁷ Department of Pediatrics, University of Rochester, Rochester, New York.
• ⁸ Department of Pediatrics, Children's Mercy Hospital, Kansas City, Missouri.