Anand, NRay, S2009-05-282009-05-281977-12-01Anand N, Ray S. Centchroman--a post-coital contraceptive agent. Indian Journal of Experimental Biology. 1977 Dec; 15(12): 1142-30http://imsear.searo.who.int/handle/123456789/62234engAnimalsBenzopyransCentchromanContraceptives, PostcoitalContraceptives, Postcoital, SyntheticDogsFemaleHaplorhiniMacaca mulattaMicePregnancyRatsStructure-Activity RelationshipJournal Article