Randomization and allocation concealment: a practical guide for researchers

Journal of Critical Care - Tập 20 Số 2 - Trang 187-191 - 2005
Gordon S. Doig1, F. O. Simpson1
1Northern Clinical School, Royal North Shore Hospital–ICU, University of Sydney, St Leonards, NSW 2065, Australia

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Tài liệu tham khảo

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