Cundiff, Geoffrey W The PESSRI study: symptom relief outcomes of a randomized crossover trial of the ring and Gellhorn pessaries. [electronic resource] - American journal of obstetrics and gynecology Apr 2007 - 405.e1-8 p. digital Publication Type: Journal Article; Multicenter Study; Randomized Controlled Trial; Research Support, Non-U.S. Gov't ISSN: 1097-6868 Standard No.: 10.1016/j.ajog.2007.02.018 doi Subjects--Topical Terms: AdultAgedAged, 80 and overCross-Over StudiesFemaleFollow-Up StudiesGelsHumansMiddle AgedPessariesProbabilityProsthesis DesignQuality of LifeRisk AssessmentSickness Impact ProfileTreatment OutcomeUterine Prolapse--diagnosis