PT - JOURNAL ARTICLE AU - A. H. Patterson TI - Physicians and pharmaceutical companies DP - 1992 Feb 01 TA - Canadian Medical Association Journal PG - 328--328 VI - 146 IP - 3 4099 - http://www.cmaj.ca/content/146/3/328.short 4100 - http://www.cmaj.ca/content/146/3/328.full SO - CMAJ1992 Feb 01; 146