RT Journal Article SR Electronic T1 A Preliminary Analysis of Research into General Practice JF The Journal of the College of General Practitioners JO J Coll Gen Pract FD British Journal of General Practice SP 233 OP 241 VO 6 IS 2 A1 D. S. Lees A1 M. H. Cooper YR 1963 UL http://bjgp.org/content/6/2/233.abstract AB