1. Social class differences in ischaemic heart disease in British men;Pocock, S.J.; Shaper, A.G.; Cook, D.G.; Phillips, A.N.; Walker, M.;Lancet,1987
2. Social class and coronary heart disease;Rose, G.; Marmot, M.G.;BrHeartJ,1981
3. Are social inequalities associated with the risk of ischaemic heart disease a result of psychological working conditions;Suadicani, P.; Hein, H.O.; Gyntelberg, F.;Atherosclerosis,1993
4. Helicobacter pylori infection rates in relation to age and social class in a population of Welsh men;Sitas, F.; Forman, D.; Yarnell, J.W.G.;Gut,1991
5. Social and geographical risk factors in Helicobacter pylori infection;Whitaker, C.J.; Dubiel, A.J.; Galpin, O.P.;Epidemiol Infect,1993