Chatterjee, HSen, S B1971-09-012009-05-291971-09-012009-05-291971-09-01Chatterjee H, Sen SB. Congenital absence of the vas deferens. Indian Journal of Medical Sciences. 1971 Sep; 25(9): 623-6http://imsear.searo.who.int/handle/123456789/67379engAdolescentAdultHumansMaleVas Deferens --abnormalitiesCongenital absence of the vas deferens.Journal Article