RT Journal Article SR Electronic T1 BEHAVIOURAL TREATMENT OF OBSESSIONAL STATES JF The Journal of the Royal College of General Practitioners JO J R Coll Gen Pract FD British Journal of General Practice SP 569 OP 569 VO 29 IS 206 A1 J. S. Norell YR 1979 UL http://bjgp.org/content/29/206/569.1.abstract AB