AU - Croen LA, Najjar DV, Fireman B, Grether JK TI - MAternal and paternal age and risk of autism spectrum disorders PT - JOUR DP - 2007 TA - Archives of Pediatrics & Adolescent Medicine pages = {334-340}, VI - 161 IP - 4 AID - 10.1001/archpedi.161.4.334 [doi] 4100 - http://dx.doi.org/10.1001/archpedi.161.4.334 SO - Archives of Pediatrics & Adolescent Medicine April 1, 2007 161(4):334