共 17 条
- [1] Allen J, 1981, INFECTION COMPROMISE, P229
- [2] ARMITAGE P, 1973, STATISTICAL METHODS, P129
- [4] Fleiss JL, 1981, STATISTICAL METHODS, P29
- [7] MENVA KB, 1973, ANN INTERN MED, V78, P25
- [9] PETO R, 1975, BRIT J CANCER, V35, P1
- [10] ROBERTSO.HD, 1974, SURGERY, V75, P123