The unpredictability paradox: review of empirical comparisons of randomised and non-randomised clinical trials
Objective To summarise comparisons of randomised clinical trials and non-randomised clinical trials, trials with adequately concealed random allocation versus inadequately concealed random allocation, and high quality trials versus low quality trials where the effect of randomisation could not be se...
Збережено в:
| Опубліковано в:: | BMJ |
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| Автори: | , |
| Формат: | Artigo |
| Мова: | Inglês |
| Опубліковано: |
BMJ Publishing Group
1998
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| Предмети: | |
| Онлайн доступ: | https://ncbi.nlm.nih.govhttps://pmc.ncbi.nlm.nih.gov/articles/PMC28700/ https://ncbi.nlm.nih.govhttps://pubmed.ncbi.nlm.nih.gov/9794851/ https://ncbi.nlm.nih.govhttps://doi.org/10.1136/bmj.317.7167.1185 |
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