Brief communication: PEDSnet: a National Pediatric Learning Health System. - Christopher B. Forrest; Peter A. Margolis; L. Charles Bailey; Keith Marsolo; Mark A. Del Beccaro; Jonathan A. Finkelstein; David E. Milov; Veronica J. Vieland; Bryan A. Wolf; Feliciano B. Yu; Michael G. Kahn (J. Am. Medical Informatics Assoc., 2014)