RT Journal Article SR Electronic T1 Orthotics work in mysterious ways JF Canadian Medical Association Journal JO CMAJ FD Canadian Medical Association SP 416 OP 417 DO 10.1503/cmaj.109-3802 VO 183 IS 4 A1 Roger Collier YR 2011 UL http://www.cmaj.ca/content/183/4/416.abstract AB