RT Journal Article SR Electronic T1 Towards a Computerized Primary Care Index JF The Journal of the Royal College of General Practitioners JO J R Coll Gen Pract FD British Journal of General Practice SP 451 OP 451 VO 32 IS 240 A1 Lewis D. Ritchie YR 1982 UL http://bjgp.org/content/32/240/451.2.abstract AB