INTERNATIONAL CENTER PROCEEDINGS nr 28 195,051 Modulation of host immune resistance in the prevention or treatment of induced neoplasias. A Conference sponsored by the Virus Cancer Program, National Cancer Institute... December 9-11, 1974 Bethesda Maryland. Michael A,Chirigos, ed. Washington 1977 [U. S. Department of Health, Education, and Welfare] 4° s . XIX, nlb.1,396,il. Fogarty International Center Proceedings nr 28