PT - JOURNAL ARTICLE AU - Anthonisen, Nicholas TI - Guidelines do matter DP - 2001 Mar 06 TA - Canadian Medical Association Journal PG - 641--642 VI - 164 IP - 5 4099 - http://www.cmaj.ca/content/164/5/641.short 4100 - http://www.cmaj.ca/content/164/5/641.full SO - CMAJ2001 Mar 06; 164