PT - JOURNAL ARTICLE AU - Michel Camus TI - A ban on asbestos must be based on a comparative risk assessment DP - 2001 Feb 20 TA - Canadian Medical Association Journal PG - 491--494 VI - 164 IP - 4 4099 - http://www.cmaj.ca/content/164/4/491.short 4100 - http://www.cmaj.ca/content/164/4/491.full SO - CMAJ2001 Feb 20; 164