RT Journal Article SR Electronic T1 At the helm: resources for physician leaders JF Canadian Medical Association Journal JO CMAJ FD Canadian Medical Association SP E1269 OP E1270 DO 10.1503/cmaj.101766 VO 183 IS 17 A1 Derek Puddester YR 2011 UL http://www.cmaj.ca/content/183/17/E1269.abstract