Maternal mortality in New York City: Excess mortality of black women[J] . Jing Fang,Shantha Madhavan,Michael H. Alderman.Journal of Urban Health . 2000 (4)
Maternal mortality in New York City: Excess mortality of black women[J] . Jing Fang,Shantha Madhavan,Michael H. Alderman.Journal of Urban Health . 2000 (4)