TY - JOUR T1 - When statistics provide unsatisfying answers: revisiting the breast self-examination controversy JF - Canadian Medical Association Journal JO - CMAJ SP - 199 LP - 201 VL - 166 IS - 2 AU - Barron H. Lerner Y1 - 2002/01/22 UR - http://www.cmaj.ca/content/166/2/199.abstract ER -