共 36 条
[1]
Agretelis J, 1997, JAMA-J AM MED ASSOC, V278, P1733
[2]
ARROW KJ, 1963, AM ECON REV, V53, P941
[5]
CUTLER D, 1993, NBER WORKING PAPER, V4302
[6]
DAVIS MA, 1991, MED CARE REV, P129