TY - JOUR T1 - Radiation-dose knowledge needs improving JF - Canadian Medical Association Journal JO - CMAJ SP - E181 LP - E181 DO - 10.1503/cmaj.109-4996 VL - 187 IS - 6 AU - Tim Lougheed Y1 - 2015/04/07 UR - http://www.cmaj.ca/content/187/6/E181.abstract ER -