TY - JOUR T1 - Letter: The value of needling JF - Canadian Medical Association Journal JO - CMAJ SP - 1166c LP - 1166 VL - 112 IS - 10 AU - C. G. Woolfe Y1 - 1975/05/17 UR - http://www.cmaj.ca/content/112/10/1166c.abstract ER -