Rath, W Facilitation of cervical dilatation by intracervical application of sulprostone gel prior to hysteroscopy. [electronic resource] - Endoscopy Sep 1985 - 191-3 p. digital Publication Type: Clinical Trial; Journal Article; Randomized Controlled Trial ISSN: 0013-726X Standard No.: 10.1055/s-2007-1018498 doi Subjects--Topical Terms: AdultCervix Uteri--drug effectsDilatationDinoprostone--analogs & derivativesEndoscopyFemaleGelsHumansInfertility, Female--diagnosisProspective StudiesProstaglandins E, Synthetic--pharmacologyRandom Allocation