共 9 条
- [1] Bernard C., 1865, INTRO MED EXPT
- [3] BOISSEL JP, 1989, CONTROL CLIN TRIALS, V10, pS120
- [5] CHALMERS TC, 1974, MT SINAI J MED, V41, P753
- [7] FREEDMAN LS, 1995, CONTROL CLIN TRIALS, V16, P277, DOI 10.1016/0197-2456(95)00048-8
- [8] Popper K., 1934, LOGIC SCI DISCOVERY
- [9] 1988, EUR HEART J, V9, P8