RT Journal Article SR Electronic T1 Chuck Roland, leading Canadian medical historian, dies JF Canadian Medical Association Journal JO CMAJ FD Canadian Medical Association SP 181 OP 181 DO 10.1503/cmaj.091133 VO 181 IS 3-4 A1 Peter Warren YR 2009 UL http://www.cmaj.ca/content/181/3-4/181.1.abstract