Dataset for article: Changes in evidence for studies assessing interventions for COVID-19 reported in preprints: meta-research study. BMC Med 18, 402 (2020).

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https://zenodo.org/record/4369233

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资源简介：

This dataset was used in the analyses reported in Oikonomidi, T., Boutron, I., Pierre, O. et al. Changes in evidence for studies assessing interventions for COVID-19 reported in preprints: meta-research study. BMC Med 18, 402 (2020). https://doi.org/10.1186/s12916-020-01880-8. This project is ancillary to the COVID-NMA Living systematic review and network meta-analysis of Covid-19 trials: https://covid-nma.com/ The first spreadsheet entitled "key" includes the full description of the dataset.

创建时间：

2021-01-15