TY  - JOUR
A1  - Robins, J.M.
A1  - Hernan, M.A.
A1  - Brumback, B.
T1  - Marginal structural models and causal inference in epidemiology
Y1  - 2000
DO  - 10.1097/00001648-200009000-00011
VL  - 11
IS  - 5

ER  -