[Results of field experiments of vaginal contraceptive tablets in untried area].
D000367:Age Factors; D003153:Community Health Services; D003270:Contraceptive Agents / Q000009:adverse effects; D000431:Ethanol; D004987:Ethers; D005260:Female; D006801:Humans; D007564:Japan; D011108:Polymers; D013607:Tablets; D014621:Vagina
D003270:Contraceptive Agents; D004987:Ethers; D011108:Polymers; D013607:Tablets; D000431:Ethanol