RT Journal Article SR Electronic T1 A call for video images: medicine in real time JF Canadian Medical Association Journal JO CMAJ FD Canadian Medical Association SP 1931 OP 1931 DO 10.1503/cmaj.1040883 VO 170 IS 13 A1 Wooltorton, Eric YR 2004 UL http://www.cmaj.ca/content/170/13/1931.abstract