RT Journal Article SR Electronic T1 Canadian clinicians and patients need clean, clear knowledge JF Canadian Medical Association Journal JO CMAJ FD Canadian Medical Association SP 129 OP 129 DO 10.1503/cmaj.060560 VO 175 IS 2 A1 Muir Gray, Sir J.A. YR 2006 UL http://www.cmaj.ca/content/175/2/129.abstract