American Journal of Obstetrics and Gynecology · 1958 · 12 citations · 5 references
5
Hemorrhagic States during Pregnancy
Oscar D. Ratnoff, Jack A. Pritchard, Joan E. Colopy · New England Journal of Medicine · 1955 · 55 citations
Ferguson Jh, Fresh Jw, Lewis Jh et al. · PubMed · 1957 · 45 citations