RT Journal Article SR Electronic T1 IMMUNOGLOBULINS JF The Journal of the Royal College of General Practitioners JO J R Coll Gen Pract FD British Journal of General Practice SP 405 OP 405 VO 22 IS 119 A1 W. d'A. Maycock YR 1972 UL http://bjgp.org/content/22/119/405.1.abstract AB