Obstetrics: Abortion Mortality, United States, 1972 Through 1987.
Lawson, Herschel W.; Frye, Alice; Atrash, Hani K.; Smith, Jack C.; Shulman, Holly B.; Ramick, Merrell.
[Miscellaneous Article] American Journal of Obstetrics & Gynecology. 171(5):1365-1372, November 1994.

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