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  1. The span of gestation and the cause of birth : a study of the critical period and its effects in mammalia / by John Beard.
    By: Beard, John,
    Publication info: Jena :G. Fischer,1897.
    Contributed by: Francis A. Countway Library of Medicine (
    Subjects: Mammals  Pregnancy  
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  1. Plantas relacionadas con tabúes del ciclo reproductivo de los Guaraníes de Misiones, Argentina
    By: Keller,Héctor A
    Type: Article
    In: Boletín de la Sociedad Argentina de Botánica
    Date: 2010-06-01
    Subjects: Ava Chiripa  Ava Chiripa  Embarazo  Ethnobotany  etnobotânica  Mbya  Mbya  Pregnancy  Prohibiciones  Prohibitions  
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