RT Journal Article SR Electronic T1 The application of exercise testing to the elderly amputee JF Canadian Medical Association Journal JO CMAJ FD Canadian Medical Association SP 314 OP 317 VO 108 IS 3 A1 Kavanagh, T. A1 Shephard, R. J. YR 1973 UL http://www.cmaj.ca/content/108/3/314.abstract