RT Journal Article SR Electronic T1 A 46-year-old man with acute low-back pain JF Canadian Medical Association Journal JO CMAJ FD Canadian Medical Association SP 441 OP 442 DO 10.1503/cmaj.150660 VO 188 IS 6 A1 Andrea D. Furlan A1 Laura Murphy YR 2016 UL http://www.cmaj.ca/content/188/6/441.abstract AB