Background All research has room for improvement, but authors do not always clearly acknowledge the limitations of their work. In this brief report, we sought to identify the prevalence of limitations statements in the medRxiv COVID-19 SARS-CoV-2 dataset.

中文翻译：

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研究必须了解其局限性

背景技术所有研究都有改进的余地，但作者并不总是清楚地意识到其工作的局限性。在这份简短的报告中，我们试图确定medRxiv COVID-19 SARS-CoV-2数据集中的限制陈述的普遍性。