共 39 条
[1]
ALPERT J, 1974, US DHEW PHS HRH74311
[5]
Burner S T, 1992, Health Care Financ Rev, V14, P1
[6]
EISENBERG JM, 1986, DOCTORS DECISION COS
[9]
Farmer F L, 1991, J Rural Health, V7, P153
[10]
FLOOD AB, 1993, JUN ANN M ASS HLTH S