PT - JOURNAL ARTICLE AU - Wharry, Steven TI - Change approach to illicit drug use: CMA DP - 2002 Apr 30 TA - Canadian Medical Association Journal PG - 1197--1197-a VI - 166 IP - 9 4099 - http://www.cmaj.ca/content/166/9/1197.2.short 4100 - http://www.cmaj.ca/content/166/9/1197.2.full SO - CMAJ2002 Apr 30; 166