PT - JOURNAL ARTICLE AU - Paul Christopher Webster TI - Tracking opioid use vital to avoiding scourge AID - 10.1503/cmaj.109-4085 DP - 2012 Feb 07 TA - Canadian Medical Association Journal PG - E129--E130 VI - 184 IP - 2 4099 - http://www.cmaj.ca/content/184/2/E129.short 4100 - http://www.cmaj.ca/content/184/2/E129.full SO - CMAJ2012 Feb 07; 184