TY - JOUR T1 - An informed objection to mammography screening JF - Canadian Medical Association Journal JO - CMAJ SP - E132 LP - E132 DO - 10.1503/cmaj.121110 VL - 185 IS - 2 AU - Alan Cassels Y1 - 2013/02/05 UR - http://www.cmaj.ca/content/185/2/E132.abstract ER -