RT Journal Article SR Electronic T1 The chameleon, the Judas goat, and the cuckoo. JF The Journal of the Royal College of General Practitioners JO J R Coll Gen Pract FD British Journal of General Practice SP 199 OP 206 VO 28 IS 189 A1 Marinker, M. YR 1978 UL http://bjgp.org/content/28/189/199.abstract AB