Results 281 to 286 of about 88,700 (286)
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Obstetric analgesia, twilight sleep, the barbiturates in labor
American Journal of Obstetrics and Gynecology, 1942openaire +2 more sources
Obstetric Management of Labor and Vaginal Delivery
2009Alan T.N. Tita, Dwight J. Rouse
openaire +1 more source