RT Journal Article SR Electronic T1 Obstacles to health care transformation are numerous JF Canadian Medical Association Journal JO CMAJ FD Canadian Medical Association SP E647 OP E648 DO 10.1503/cmaj.109-3345 VO 182 IS 13 A1 Lauren Vogel YR 2010 UL http://www.cmaj.ca/content/182/13/E647.abstract