RT Journal Article SR Electronic T1 Adverse penicillin reactions in the records of a general practice 1973 to 1975. JF The Journal of the Royal College of General Practitioners JO J R Coll Gen Pract FD British Journal of General Practice SP 73 OP 77 VO 27 IS 175 A1 Madden, T. A. YR 1977 UL http://bjgp.org/content/27/175/73.abstract AB