TY - JOUR T1 - Patents, profit and the public good: the case of a 19th-century artificial limb manufacturer JF - Canadian Medical Association Journal JO - CMAJ SP - 824 LP - 825 DO - 10.1503/cmaj.150871 VL - 188 IS - 11 AU - Caroline Lieffers Y1 - 2016/08/09 UR - http://www.cmaj.ca/content/188/11/824.abstract ER -