PT - JOURNAL ARTICLE AU - Barbara Sibbald TI - New medicinal marijuana rules ease onus on physicians AID - 10.1503/cmaj.050967 DP - 2005 Aug 30 TA - Canadian Medical Association Journal PG - 473--473-a VI - 173 IP - 5 4099 - http://www.cmaj.ca/content/173/5/473.2.short 4100 - http://www.cmaj.ca/content/173/5/473.2.full SO - CMAJ2005 Aug 30; 173