Socioeconomic position and health among persons with diabetes mellitus: a conceptual framework and review of the literature
Authors: Brown AF; Ettner SL; Piette J; Weinberger M; Gregg E; Shapiro MF; Karter AJ; Safford M; Waitzfelder B; Prata PA; Beckles GL
Epidemiol Rev. 2004;26:63-77.