title: Structural inequalities among social groups continue to result in unequal rates of health and mortality, and these inequalities increasingly disfavor middle-income as well as low-income people. A note from the editor.
authors.forename: Virginia M
authors.initials: VM
authors.lastname: Brennan
mesh_terms: D054624:Health Status Disparities; D054625:Healthcare Disparities; D006801:Humans; D007182:Income; D012923:Social Class; D014481:United States