PT - JOURNAL ARTICLE AU - C. Patterson TI - Epidemiology in Old Age DP - 1997 Jan 01 TA - Canadian Medical Association Journal PG - 78--78 VI - 156 IP - 1 4099 - http://www.cmaj.ca/content/156/1/78.2.short 4100 - http://www.cmaj.ca/content/156/1/78.2.full SO - CMAJ1997 Jan 01; 156