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Auteur Y.W. Cheng |
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J.M. Page, Auteur ; J.M. Snowden, Auteur ; Y.W. Cheng, Auteur ; A.E. Doss, Auteur | 2014The objective of the study was to examine fetal/infant mortality by gestational age at term stratified by maternal age. STUDY DESIGN: A retrospective cohort study was conducted using 2005 US national birth certificate data. For each week of term gestation, the risk of mortality associated with delivery was compared with ...