PT - JOURNAL ARTICLE AU - L. Cohen TI - Canada's screening programs for breast cancer DP - 1997 Aug 15 TA - Canadian Medical Association Journal PG - 444--444 VI - 157 IP - 4 4099 - http://www.cmaj.ca/content/157/4/444.short 4100 - http://www.cmaj.ca/content/157/4/444.full SO - CMAJ1997 Aug 15; 157