Pregnancy-related mortality among women aged 35 years and older, United States, 1991-1997

Author: Callaghan W.M.   Berg C.J.  

Publisher: Elsevier

ISSN: 0029-7844

Source: Obstetrics and Gynecology, Vol.102, Iss.5, 2003-11, pp. : 1015-1021

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