論文（英文）
Doubly robust estimation of the generalized impact fraction.
Taguri M, Matsuyama Y, Ohashi Y, Harada A and Ueshima H. Doubly robust estimation of the generalized impact fraction. Biostatistics 2012; 13: 455-467.
Taguri M, Matsuyama Y, Ohashi Y, Harada A and Ueshima H. Doubly robust estimation of the generalized impact fraction. Biostatistics 2012; 13: 455-467.