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