What makes a valuable study

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Article - Contamination and washing of cloth masks and risk of infection among hospital health workers in Vietnam: a post hoc analysis of a randomised controlled trial

Question 1: What makes this a valuable study?

Question 2: What is the limitation of this study, if any? If so, why were they not able to address the weakness?

Question 3: what this articles teaches you

Reference no: EM133357581

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