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Pratt dilators: Resistance at 9 mm is an instrumentation artifact
Hulka, Jaroslav F.Volume:
159
Language:
english
Journal:
American Journal of Obstetrics and Gynecology
DOI:
10.1016/S0002-9378(88)80157-1
Date:
October, 1988
File:
PDF, 345 KB
english, 1988