RT Journal Article SR Electronic T1 Imaging error JF Canadian Medical Association Journal JO CMAJ FD Canadian Medical Association SP 66 OP 66 DO 10.1503/cmaj.1070072 VO 177 IS 1 A1 Weir, Erica A1 Cohen, Marsha YR 2007 UL http://www.cmaj.ca/content/177/1/66.1.abstract