PT - JOURNAL ARTICLE ED - , TI - Rebuttal DP - 2001 Jan 09 TA - Canadian Medical Association Journal PG - 40--40 VI - 164 IP - 1 4099 - http://www.cmaj.ca/content/164/1/40.short 4100 - http://www.cmaj.ca/content/164/1/40.full SO - CMAJ2001 Jan 09; 164