The ethical analysis of risk

[21] LEVINE RJ, 1978, DHEW PUB

[22] LEWIS M, 1981, IRB, V3, P9

[23] *NAT BIOETH ADV CO, 1998, RES INV PERS MENT DI

[24] *NAT COMM PROT HUM, 1977, DHEW PUB

[25] *NAT COMM PROT HUM, 1975, DHEW PUB

[26] *NAT COMM PROT HUM, 1976, DHEW PUB

[27] DESIGN AND ANALYSIS OF RANDOMIZED CLINICAL-TRIALS REQUIRING PROLONGED OBSERVATION OF EACH PATIENT .1. INTRODUCTION AND DESIGN [J]. BRITISH JOURNAL OF CANCER, 1976, 34 (06) : 585 - 612

[28] Trials: the next 50 years - Large scale randomised evidence of moderate benefits [J]. BMJ-BRITISH MEDICAL JOURNAL, 1998, 317 (7167): : 1170 - 1171

[29] PHILBRICK KL, 1994, J NEUROPSYCH CLIN N, V6, P1

[30] *ROYAL COLL PHYS L, 1996, GUID PRACT ETH COMM

[21] LEVINE RJ, 1978, DHEW PUB

[22] LEWIS M, 1981, IRB, V3, P9

[23] *NAT BIOETH ADV CO, 1998, RES INV PERS MENT DI

[24] *NAT COMM PROT HUM, 1977, DHEW PUB

[25] *NAT COMM PROT HUM, 1975, DHEW PUB

[26] *NAT COMM PROT HUM, 1976, DHEW PUB

[27] DESIGN AND ANALYSIS OF RANDOMIZED CLINICAL-TRIALS REQUIRING PROLONGED OBSERVATION OF EACH PATIENT .1. INTRODUCTION AND DESIGN [J]. BRITISH JOURNAL OF CANCER, 1976, 34 (06) : 585 - 612

[28] Trials: the next 50 years - Large scale randomised evidence of moderate benefits [J]. BMJ-BRITISH MEDICAL JOURNAL, 1998, 317 (7167): : 1170 - 1171

[29] PHILBRICK KL, 1994, J NEUROPSYCH CLIN N, V6, P1

[30] *ROYAL COLL PHYS L, 1996, GUID PRACT ETH COMM