Contraception Report

Since retrograde menstruation has been proposed as a major factor in the development of endometriosis, contraceptive methods that influence menstrual flow may increase the risk of endometriosis. The literature on a possible association betw…

RU-486's primary use as an abortifacient stirs controversy in the US. Changes in US policy have opened the door for RU-486 to be made available for research. The Population Council plans on conducting a multicenter clinical trial of RU-486 …