TY - JOUR A1 - Woods, R. A1 - Williams, N. T1 - Must the gap widen before it can be narrowed? Long-term trends in social class mortality differentials Y1 - 1995 DO - 10.1017/S0268416000002514 JF - Continuity and Change VL - 10 IS - 1 SP - 105 EP - -137 ER -