RT Journal Article SR Electronic T1 Acting to the very limits of what you can do JF Canadian Medical Association Journal JO CMAJ FD Canadian Medical Association SP 826 OP 827 DO 10.1503/cmaj.160304 VO 188 IS 11 A1 Paul Gessell YR 2016 UL http://www.cmaj.ca/content/188/11/826.abstract