SPERMICIDAL times of contraceptive jellies and creams, 1949.
D003270:Contraceptive Agents; D003273:Contraceptive Devices; D005260:Female; D005782:Gels; D006801:Humans; D013089:Spermatocidal Agents
D003270:Contraceptive Agents; D005782:Gels; D013089:Spermatocidal Agents
CONTRACEPTIVES