共 4 条
[1]
[Anonymous], CLIN TRIALS TOM
[2]
[Anonymous], STRENGTH CLIN RES
[3]
*BIOSC INN GROWTH, 2003, INCR NAT HLTH INCR N
[4]
Descriptive survey of non-commercial randomised controlled trials in the United Kingdom, 1980-2002
[J].
BRITISH MEDICAL JOURNAL,
2003, 327 (7422)
:1017-1019