TY - RPRT TI - Defining patient-based minimal clinically important effect sizes: a study in palliative radiotherapy for painful unresectable pelvic recurrences from rectal cancer. AU - Rebecca K S Wong AU - Amiram Gafni AU - Tim Whelan AU - Edmee Franssen AU - Karen Fung PY - 2002 DO - 10.1016/s0360-3016(02)02995-4 UR - https://pubmed.ncbi.nlm.nih.gov/12377316/ ID - 12377316 ER -