PT - JOURNAL ARTICLE AU - Roger Collier TI - Drug patents: the high price of watchdog litigation AID - 10.1503/cmaj.109-4474 DP - 2013 Jun 11 TA - Canadian Medical Association Journal PG - E387--E388 VI - 185 IP - 9 4099 - http://www.cmaj.ca/content/185/9/E387.short 4100 - http://www.cmaj.ca/content/185/9/E387.full SO - CMAJ2013 Jun 11; 185