Mao, W T Preoperative cervical dilatation for first trimester induced abortion: comparison of two prostaglandin analogues. [electronic resource] - Contraception Feb 1986 - 195-201 p. digital Publication Type: Comparative Study; Journal Article ISSN: 0010-7824 Standard No.: 10.1016/0010-7824(86)90085-5 doi Subjects--Topical Terms: Abortion, Induced--methodsAdministration, TopicalAdultAlprostadil--administration & dosageCervix Uteri--drug effectsDilatation--methodsDinoprostFemaleGelsHumansPain--physiopathologyParityPregnancyPregnancy Trimester, FirstProspective StudiesProstaglandins F--administration & dosageTablets