RT Journal Article SR Electronic T1 Coloured tags on record cards for important diseases JF The Journal of the Royal College of General Practitioners JO J R Coll Gen Pract FD British Journal of General Practice SP 233 OP 233 VO 14 IS 2 A1 David Fullerton YR 1967 UL http://bjgp.org/content/14/2/233.2.abstract AB