RT Journal Article SR Electronic T1 What influences doctor's prescribing. JF The Journal of the Royal College of General Practitioners JO J R Coll Gen Pract FD British Journal of General Practice SP 259 OP 259 VO 39 IS 323 A1 Troup, R G YR 1989 UL http://bjgp.org/content/39/323/259.2.abstract AB