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PMID 5944836 5944836 DOI 10.1097/00003081-196608000-00010 10.1097/00003081-196608000-00010
Keywords
Abortion, Habitual/prevention & Control, Classification, Female, Humans, Hydroxyprogesterones/therapeutic Use, Pregnancy, Uterine Cervical Diseases/drug Therapy/etiology/surgery, Hydroxyprogesterones