TY - JOUR T1 - Rebuttal: Should Canadians be offered systematic screening for colorectal cancer? JF - Canadian Family Physician JO - Can Fam Physician SP - 675 LP - 675 VL - 54 IS - 5 AU - Fernand Turcotte Y1 - 2008/05/01 UR - http://www.cfp.ca/content/54/5/675.abstract N2 - ER -