Previous clinical studies with cancer vaccines have:
A. Clearly demonstrated induction of tumor-specific immune response.
B. Repeatedly demonstrated clinical response to large tumor burden.
C. Not clearly demonstrated induction of tumor-specific immune response.
D. Not been performed to date.
Answer:C
Previous clinical studies with cancer vaccines have:
A. Clearly demonstrated induction of tumor-specific immune response. B. Repeatedly demonstrated clinical response to large tumor burden. C. Not clearly demonstrated induction of tumor-specific immune response. D. Not been performed to date.