UNVEILING THE ROLE OF THE UPPER RESPIRATORY TRACT MICROBIOME IN SUSCEPTIBILITY AND SEVERITY TO COVID-19

This 16S metagenomics cross-sectional study assessed upper respiratory tract composition, metabolic prediction, and association with laboratorial biomarkers in non-COVID-19 pneumonia (Group 2), moderate (Group 1), severe (Group 3) COVID-19, and asymptomatic, COVID-19-negative highly exposed individuals (Group 4).