A cluster randomized trial of cloth masks compared with medical masks in healthcare workers.
Ausatralian New Zealand Clinical Trials Registy: ACTRN12610000887077
https://pubmed.ncbi.nlm.nih.gov/25903751/
A cluster randomized trial of cloth masks compared with medical masks in healthcare workers.
Ausatralian New Zealand Clinical Trials Registy: ACTRN12610000887077
https://pubmed.ncbi.nlm.nih.gov/25903751/