共 37 条
[2]
Altman DG, 1999, BRIT MED J, V318, P1209
[3]
[Anonymous], P 7 COCHR C U STOMM
[4]
[Anonymous], 2000, Proceedings of the 3rd symposium on systematic reviews
[5]
[Anonymous], SYSTEMATIC REV HLTH
[8]
Campbell DT., 1963, Handbook of Research on Teaching, P171
[9]
CANNER PL, 1980, NEW ENGL J MED, V303, P1038
[10]
A METHOD FOR ASSESSING THE QUALITY OF A RANDOMIZED CONTROL TRIAL
[J].
CONTROLLED CLINICAL TRIALS,
1981, 2 (01)
:31-49