title: Vaginal insufflation of a powder as a method of contraception.
authors.forename: M
authors.initials: M
authors.lastname: Wessels
mesh_terms: D003267:Contraception; D003270:Contraceptive Agents; D005069:Evaluation Studies as Topic; D005193:Family Planning Services; D012106:Research; D013089:Spermatocidal Agents
chemical_list: D003270:Contraceptive Agents; D013089:Spermatocidal Agents
keywords: Clinical Research; Contraception; Contraceptive Agents; Contraceptive Effectiveness; Family Planning; Research Methodology; Spermicidal Contraceptive Agents; Use-effectiveness