The use of non-human primates in research on human reproduction : Proceedings of a Symposium organized by the World Health Organization in collaboration with the Ministry of Health of the USSR held at the Institute of Experimental Pathology and Therapy, Sukhumi, Georgia, on 13-17 December 1971 - Diczfalusy, Egon, 1920-2016; Standley, C. C.; Diczfalusy, A. (WHO Research and Trainig Centre on Human Reproduction, 1972)