TY - GEN AU - KOLDOVSKY,P AU - SVOBODA,J TI - On the question of the role of heterologous tolerance in possibility to immunize against tumour antigen SN - 0015-5500 PY - 1998///1101 KW - Antigens, Neoplasm KW - Humans KW - Immune Sera N1 - Publication Type: Journal Article ER -