Marmot, M.G.

mortality disease death grade cause employment grade employment group health ratio risk factors factor winter ischaemic heart disease study variation heart effect employment grade diverences ischaemic blood diverence mortality rate ratios pressure blood pressure mortality rates seasonality systolic blood pressure winter mortality epidemiol smoking inequality diverential all-cause mortality age groups population temperature housing table all-cause status servant research mortality rate cholesterol university gradient people plasma cholesterol concentration rate ratio 1019 years difference community cancer whitehall study result employment grades summer marmot analyses lung cancer 25 years seasonality effect erasmus university rotterdam shipley rossum heart disease 20+ years evect neoplasm person bronchitis number whitehall pattern cerebrovascular epidemiology class retirement relationship