TY - JOUR T1 - Many doctors have distorted perceptions of the value of medical tests JF - Canadian Medical Association Journal JO - CMAJ SP - E142 LP - E143 DO - 10.1503/cmaj.109-5695 VL - 191 IS - 5 AU - Miriam Shuchman Y1 - 2019/02/04 UR - http://www.cmaj.ca/content/191/5/E142.abstract ER -