192,334 PROCEEDINGS Proceedings of the American Association for Cancer Research and American Society of Clinical Oncology. Baltimore 1978 American Association for Cancer Reasarch, Imc. : American Society of Clinical Oncology,Inc. 4° Vol. 19. Sixty-Hinth Annual Meeting of the Association for Cancer Research. April 5-8, 1976. Fourteenth Annual Meeting of the American Society of clinical Oncology. April 3— 4,1978.Washington , s, nlb. 4,516