Meta-analyses involving cross-over trials: methodological issues.
BACKGROUND: Meta-analysis of randomized controlled trials (RCTs) is usually based on trials where patients are randomized individually into two different, parallel, treatment groups. This paper concentrates on RCTs of a different design-two-period, two-treatment cross-over trials. METHODS: The char...
| المؤلفون الرئيسيون: | , , , , , |
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| التنسيق: | Journal article |
| اللغة: | English |
| منشور في: |
2002
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