PT - JOURNAL ARTICLE AU - R. Shepherd TI - Why must you report an impaired colleague? DP - 1990 Feb 15 TA - Canadian Medical Association Journal PG - 282--283 VI - 142 IP - 4 4099 - http://www.cmaj.ca/content/142/4/282.short 4100 - http://www.cmaj.ca/content/142/4/282.full SO - CMAJ1990 Feb 15; 142