Steroid-releasing vaginal rings.
D003267:Contraception; D003276:Contraceptives, Oral; D004194:Disease; D005193:Family Planning Services; D006470:Hemorrhage; D008796:Metrorrhagia; D010342:Patient Acceptance of Health Care; D010865:Pilot Projects; D012106:Research; D012816:Signs and Symptoms
D003276:Contraceptives, Oral
Bleeding; Comparative Studies; Contraception; Contraception Research; Diseases; Family Planning; Female Contraception; Method Acceptability; Metrorrhagia; Oral Contraceptives; Pilot Projects; Research Methodology; Signs And Symptoms; Studies