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Eight thousand parturients evaluate drugs, techniques, and doctors during labor and delivery
Hingson, Robert A., Hellman, Louis M.Volume:
68
Language:
english
Journal:
American Journal of Obstetrics and Gynecology
DOI:
10.1016/0002-9378(54)90485-8
Date:
July, 1954
File:
PDF, 1.10 MB
english, 1954