1. Aspermia: a survey of 49 cases;Girgis;Fertil. Steril.,1968
2. Mohsenian, M.: Surgical treatment of male sterility. Report on 1500 cases of epididymo-vasostomy. Fertility and Sterility. Proceedings of VII World Congress, Tokyo and Kyoto, Japan, October 17-25, 1971. Amsterdam: Excerpta Medica, p. 214, 1973.