PT - JOURNAL ARTICLE ED - , TI - Briefly ... DP - 2000 Feb 08 TA - Canadian Medical Association Journal PG - 407--407-a VI - 162 IP - 3 4099 - http://www.cmaj.ca/content/162/3/407.2.short 4100 - http://www.cmaj.ca/content/162/3/407.2.full SO - CMAJ2000 Feb 08; 162