TY - JOUR A1 - Schwarzer, R. A1 - Leppin, A. A1 - Laszweska, A. A1 - Mayer, S. T1 - Social support and health: A theoretical and empirical overview Y1 - 1991 DO - 10.1177/0265407591081005 VL - 8 IS - 1 ER -