RT Journal Article SR Electronic T1 Opiate administration in acute myocardial infarction JF The Journal of the Royal College of General Practitioners JO J R Coll Gen Pract FD British Journal of General Practice SP 416 OP 417 VO 37 IS 302 A1 Chambers, John A. YR 1987 UL http://bjgp.org/content/37/302/416.2.abstract AB