[Effect of dolsin on the cervix uteri in pregnancy].
D002584:Cervix Uteri / Q000494:pharmacology*; D005260:Female; D006801:Humans; D008614:Meperidine / Q000494:pharmacology*; D011247:Pregnancy / Q000502:physiology
D008614:Meperidine
CERVIX UTERI/pharmacology; MEPERIDINE/pharmacology; PREGNANCY/physiology