RT Journal Article SR Electronic T1 D. S. Napier, FRCGP, C.ST.J JF The Journal of the Royal College of General Practitioners JO J R Coll Gen Pract FD British Journal of General Practice SP 382 OP 382 VO 27 IS 179 A1 A. S. Woolstone YR 1977 UL http://bjgp.org/content/27/179/382.2.abstract AB