Shah, P NShah, U PSeshadri, RRajendran, K G1971-03-012009-05-291971-03-012009-05-291971-03-01Shah PN, Shah UP, Seshadri R, Rajendran KG. Comparative study of new low-dosage pills for oral contraception in Indian women. Indian Journal of Medical Sciences. 1971 Mar; 25(3): 147-53http://imsear.searo.who.int/handle/123456789/68140engAdultClinical Trials as TopicContraceptives, Oral --administration & dosageEthynodiol Diacetate --administration & dosageFemaleHumansLiver Function TestsMenstruation --drug effectsMestranol --administration & dosageComparative study of new low-dosage pills for oral contraception in Indian women.Clinical Trial