RT Journal Article SR Electronic T1 SOCIAL CLASS AND MORBIDITY/MORTALITY JF The Journal of the Royal College of General Practitioners JO J R Coll Gen Pract FD British Journal of General Practice SP 906 OP 906 VO 25 IS 161 A1 Jean Robinson YR 1975 UL http://bjgp.org/content/25/161/906.1.abstract AB