TY - JOUR T1 - Colorectal cancer screening JF - Canadian Medical Association Journal JO - CMAJ SP - 731 LP - 731 DO - 10.1503/cmaj.1070140 VL - 178 IS - 6 AU - Roy M. Preshaw MD Y1 - 2008/03/11 UR - http://www.cmaj.ca/content/178/6/731.1.abstract ER -