共 14 条
[11]
EFFECT OF THE CONTRACEPTIVE SPONGE ON CHLAMYDIAL INFECTION, GONORRHEA, AND CANDIDIASIS - A COMPARATIVE CLINICAL-TRIAL
[J].
JAMA-JOURNAL OF THE AMERICAN MEDICAL ASSOCIATION,
1987, 257 (17)
:2308-2312
[12]
ASSESSING THE QUALITY OF RANDOMIZATION FROM REPORTS OF CONTROLLED TRIALS PUBLISHED IN OBSTETRICS AND GYNECOLOGY JOURNALS
[J].
JAMA-JOURNAL OF THE AMERICAN MEDICAL ASSOCIATION,
1994, 272 (02)
:125-128
[13]
SCHULZ KF, 1995, JAMA-J AM MED ASSOC, V274, P1456
[14]
EMPIRICAL-EVIDENCE OF BIAS - DIMENSIONS OF METHODOLOGICAL QUALITY ASSOCIATED WITH ESTIMATES OF TREATMENT EFFECTS IN CONTROLLED TRIALS
[J].
JAMA-JOURNAL OF THE AMERICAN MEDICAL ASSOCIATION,
1995, 273 (05)
:408-412