共 30 条
- [1] *AM ASS FUND RAIS, 1975, AM ASS FUND RAIS C
- [2] ANDERSON OW, 1957, EXAMINATION CONCEP 2
- [4] COOPER S, 1974, SOCIAL SECURITY B, V37, P3
- [5] DAVIS MD, 1927, CLINICS HOSPITALS HL
- [6] DICKENSON FG, 1970, CHANGING POSITION PH
- [7] KLARMAN HE, 1974, PUBLIC INTEREST, V34, P106
- [8] MECHANIC D, 1974, CHARACTER MEDICAL MA
- [9] MUELLER MS, 1974, SOC SECUR BULL, V37, P20
- [10] NEWHOUSE JP, 1974, N ENGL J MED, V290, P1350