共 14 条
[1]
FEIN R, 1967, DOCTOR SHORTAGE
[3]
FREDERICK JH, 1968, MEDICAL ECONOMIC MAY, P65
[4]
Gross M.L., 1966, DOCTORS
[6]
Konijn H. S., 1959, ECON REC, V35, P118
[8]
MUNDLAK Y, 1963, STUDIES MATHEMATICAL
[9]
Nerlove M., 1965, ESTIMATION IDENTIFIC
[10]
NEWHOUSE JP, 1971, ECONOMICS GROUP PRAC