TI - 2012 certifying examinations of the american board of pediatrics PT - JOUR DP - 2012 TA - Archives of Pediatrics & Adolescent Medicine pages = {391}, VI - 166 IP - 4 AID - 10.1001/archpediatrics.2012.51 [doi] 4100 - http://dx.doi.org/10.1001/archpediatrics.2012.51 SO - Archives of Pediatrics & Adolescent Medicine April 1, 2012 166(4):391