Question 2: There is a tremendous amount of research being conducted on all frontiers of oncology, ranging from cancer cell biology to ________ treatment regimens and optimal palliative care and pain relief.
Question 6: Oncology (from the Ancient Greek onkos (ὄγκος), meaning bulk, mass, or tumor, and the suffix -logy (-λογία), meaning "study of") is a branch of medicine that deals with tumors (________).