PT - JOURNAL ARTICLE AU - Bell, W TI - Patents in therapeutics. A divisive influence. DP - 2001 May 01 TA - Canadian Family Physician PG - 928--931 VI - 47 IP - 5 4099 - http://www.cfp.ca/content/47/5/928.short 4100 - http://www.cfp.ca/content/47/5/928.full SO - Can Fam Physician2001 May 01; 47