TY - JOUR A1 - Silverstein, M. A1 - Gans, D. A1 - Yang, F.M. T1 - Intergenerational support to aging parents. The role of norms and needs Y1 - 2006 DO - 10.1177/0192513X06288120 JF - Journal of Family Issues VL - 27 IS - 8 SP - 1068 EP - -1084 ER -