☆ 4.6 Article

Frequency of multiple changes to prespecified primary outcomes of clinical trials completed between 2009 and 2017 in German university medical centers: A meta-research study

PLOS MEDICINE (2023)

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PLOS MEDICINE

Volume 20, Issue 10, Pages e1004306

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Public Library of Science (PLoS)

DOI: 10.1371/journal.pmed.1004306

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Frequency of multiple changes to prespecified primary outcomes of clinical trials completed between 2009 and 2017 in German university medical centers: A meta-research study

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Frequency of multiple changes to prespecified primary outcomes of clinical trials completed between 2009 and 2017 in German university medical centers: A meta-research study

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PLOS MEDICINE

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Public Library of Science (PLoS)

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