共 81 条
[32]
Estimating Sample Sizes For Binary; Ordered Categorical; And Continuous Outcomes In Two Group Comparisons.[J].M. J. Campbell;S. A. Julious;D. G. Altman.BMJ: British Medical Journal.1995, 7013
[33]
Absence Of Evidence Is Not Evidence Of Absence.[J].Douglas G. Altman;J. Martin Bland.BMJ: British Medical Journal.1995, 7003
[34]
Somatostatin V Placebo In Bleeding Oesophageal Varices: Randomised Trial And Meta-Analysis.[J].Peter C. G?tzsche;Ida Gj?rup;Helen Bonnén;Niels Erik Bille Brahe;Ulrik Becker;Flemming Burcharth.BMJ: British Medical Journal.1995, 6993
[39]
Randomization; Statistics; and Causal Inference.[J].Sander Greenland.Epidemiology.1990, 6