[Prenatal factors and congenital defects in 7,791 consecutive births].
D000013:Congenital Abnormalities / Q000453:epidemiology* / Q000209:etiology; D005260:Female; D006801:Humans; D007231:Infant, Newborn; D008423:Maternal Age; D008800:Mexico
Factores prenatales y defectos congénitos en una población de 7,791 recién nacidos consecutivos.