RT Journal Article SR Electronic T1 MRIs more accurate than mammograms but expensive JF Canadian Medical Association Journal JO CMAJ FD Canadian Medical Association SP 840 OP 840 DO 10.1503/cmaj.1041508 VO 171 IS 8 A1 Laura Eggertson YR 2004 UL http://www.cmaj.ca/content/171/8/840.abstract