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Auteur SCHAEFER (Donna-M) : USA. Kaiser Permanence Care Management Institute. Oakland. CA. |
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Gary-M SHAW ; Suzan-L CARMICHAEL ; Verne NELSON ; SCHAEFER (Donna-M) : USA. Kaiser Permanence Care Management Institute. Oakland. CA. ; SELVIN (Steve) : USA. Division of Epidemiology and Biostatistics. University of California. Berkeley. CA. ; March of Dimes Birth Defects Foundation. California Birth Defects Monitoring Program. Berkeley. CA. USA |[BDSP. Notice produite par INIST-CNRS dR0x38Xf. Diffusion soumise à autorisation]. Objectives : Studies suggest that folic acid intake influences the occurrence of low birthweight and preterm delivery. Since 1998, there has been compulsory forti[...]