RT Journal Article SR Electronic T1 "I don't want an x-ray, Doctor: it's too dangerous" JF Canadian Medical Association Journal JO CMAJ FD Canadian Medical Association SP 1158 OP 1159 VO 127 IS 12 A1 Letourneau, E. G. YR 1982 UL http://www.cmaj.ca/content/127/12/1158.abstract