![Social deprivation and prognostic benefits of cardiac surgery: observational study of 44 902 patients from five hospitals over 10 years]()
Social deprivation and prognostic benefits of cardiac surgery: observational study of 44 902 patients from five hospitals over 10 yearsPagano, D; Freemantle, N; Bridgewater, B; Howell, N; Ray, D; Jackson, M; Fabri, B M; Au, J; Keenan, D; Kirkup, B; Keogh, B E · BMJ · 2009