Difference in referral timing according to characteristics of referring oncologist and tumor site. aOther tumor sites included skin, sarcoma, endocrine, and unknown primary. bOther referring services included psychosocial oncology, internal medicine, anesthesia, and gastroenterology; numbers were too small to compare (n = 4 pre‐evidence and 6 post‐evidence).Abbreviations: Pre‐evid., pre‐evidence; Post‐evid, post‐evidence.