TY - JOUR T1 - Nonpatentable drugs and the cost of our ignorance JF - Canadian Medical Association Journal JO - CMAJ SP - 483 LP - 484 DO - 10.1503/cmaj.050663 VL - 174 IS - 4 AU - Frédéric Calon Y1 - 2006/02/14 UR - http://www.cmaj.ca/content/174/4/483.abstract ER -