RT Journal Article SR Electronic T1 Drug usage in general practice. An analysis of the drugs prescribed by a sample of the doctors participating in the 1969-70 North-east Scotland work-load study. JF The Journal of the Royal College of General Practitioners JO J R Coll Gen Pract FD British Journal of General Practice SP 155 OP 161 VO 23 IS 128 A1 J. S. Berkeley A1 I. M. Richardson YR 1973 UL http://bjgp.org/content/23/128/155.abstract AB