RT Journal Article SR Electronic T1 Wands and other medical devices JF Canadian Medical Association Journal JO CMAJ FD Canadian Medical Association SP E297 OP E298 DO 10.1503/cmaj.109-3194 VO 182 IS 7 A1 Becky Rynor YR 2010 UL http://www.cmaj.ca/content/182/7/E297.abstract