AU - Johnson WG, Buyske S, Mars AE, et al TI - HLa-dr4 as a risk allele for autism acting in mothers of probands possibly during pregnancy PT - JOUR DP - 2009 TA - Archives of Pediatrics & Adolescent Medicine pages = {542-546}, VI - 163 IP - 6 AID - 10.1001/archpediatrics.2009.74 [doi] 4100 - http://dx.doi.org/10.1001/archpediatrics.2009.74 SO - Archives of Pediatrics & Adolescent Medicine June 1, 2009 163(6):542