title: Parity and the contraceptive sponge.
authors.forename: D A
authors.initials: DA
authors.lastname: Edelman
mesh_terms: D003274:Contraceptive Devices, Female; D005260:Female; D006801:Humans; D010298:Parity; D011247:Pregnancy; D013089:Spermatocidal Agents
chemical_list: D013089:Spermatocidal Agents