TY - JOUR T1 - More placebo use promoted in Germany JF - Canadian Medical Association Journal JO - CMAJ SP - E633 LP - E634 DO - 10.1503/cmaj.109-3895 VL - 183 IS - 10 AU - Kai Kupferschmidt Y1 - 2011/07/12 UR - http://www.cmaj.ca/content/183/10/E633.abstract ER -