TY - JOUR A1 - Strand, B.H. A1 - Grøholt, E.-K. A1 - Steingrímsdóttir, Ó.A. A1 - Blakely, T. A1 - Graff-Iversen, S. A1 - Næss, Ø. T1 - Educational inequalities in mortality over four decades in Norway: Prospective study of middle aged men and women followed for cause specific mortality, 1960-2000 Y1 - 2010 DO - 10.1136/bmj.c654 JF - BMJ: British Medical Journal VL - 340 SP - 1 EP - -10 ER -