Authors: Yoon, PW Rasmussen, SA Lynberg, MC Moore, CA Anderka, M Carmichael, SL Costa, P Druschel, C Hobbs, CA Romitti, PA Langlois, PH Edmonds, LD

Citation: Pw. Yoon et al., The National Birth Defects Prevention Study, PUBL HEA RE, 116, 2001, pp. 32-40