Sponge developer reacts to product's disadvantages; possible side effects.
D003267:Contraception; D003274:Contraceptive Devices, Female; D005069:Evaluation Studies as Topic; D005193:Family Planning Services; D012106:Research; D012107:Research Design
Barrier Methods--side effects; Contraception; Contraceptive Effectiveness; Contraceptive Methods--side effects; Evaluation; Family Planning; Measurement; Qualitative Evaluation; Research Methodology; Use-effectiveness; Vaginal Barrier Methods--side effects; Vaginal Sponge--side effects