PT - JOURNAL ARTICLE AU - P. Sullivan TI - CMA guidelines concerning relationship of MDs and drug industry to be revised, board told DP - 1993 Jan 15 TA - Canadian Medical Association Journal PG - 273--275 VI - 148 IP - 2 4099 - http://www.cmaj.ca/content/148/2/273.short 4100 - http://www.cmaj.ca/content/148/2/273.full SO - CMAJ1993 Jan 15; 148