PT - JOURNAL ARTICLE AU - F. Lowry TI - VDTs and health: many studies, few answers DP - 1989 Nov 01 TA - Canadian Medical Association Journal PG - 974--977 VI - 141 IP - 9 4099 - http://www.cmaj.ca/content/141/9/974.short 4100 - http://www.cmaj.ca/content/141/9/974.full SO - CMAJ1989 Nov 01; 141