COHEN JACK /red./ 197,351 Spermatozoa, antibodies and infertility. Proceedings of a Symposium on Immunological Infertility held on 11 February 1978 at the Institute of Urology, London. Ed. by Jack Cohen and W. F. Hendry. Oxford 1978 Blackwell Scientific Publ. 4°s. XII, 164, il.