搜索临床试验以:cluster randomized controlled trial
总计48794个结果
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Pharmacia and Upjohn完全的
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Hoffmann-La Roche完全的
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National Center for Research Resources (NCRR)University of Alabama at Birmingham未知
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Genentech, Inc.完全的
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National Institute of Allergy and Infectious Diseases...Eunice Kennedy Shriver National Institute of Child Health and Human Development (NICHD)完全的
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National Institute of Allergy and Infectious Diseases...United Biomedical完全的
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Glaxo Wellcome完全的
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Pharmacia完全的
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Gilead Sciences完全的
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Glaxo Wellcome完全的
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Daiichi Pharmaceuticals完全的