TI - A pair of swans, los olivos, california, 2008 PT - JOUR DP - 2012 TA - Archives of Pediatrics & Adolescent Medicine pages = {589}, VI - 166 IP - 7 AID - 10.1001/archpediatrics.2012.826 [doi] 4100 - http://dx.doi.org/10.1001/archpediatrics.2012.826 SO - Archives of Pediatrics & Adolescent Medicine July 1, 2012 166(7):589