TI - 1999 certifying examinations of the american board of pediatrics PT - JOUR DP - 1999 TA - Archives of Pediatrics & Adolescent Medicine pages = {432}, VI - 153 IP - 4 AID - 10.1001/archpedi.153.4.432 [doi] 4100 - http://dx.doi.org/10.1001/archpedi.153.4.432 SO - Archives of Pediatrics & Adolescent Medicine April 1, 1999 153(4):432