Could Perturbation of Gut Microbiota Possibly Exacerbate the Severity of COVID-19 via Cytokine Storm? - Vignesh, Ramachandran; Swathirajan, Chinnambedu Ravichandran; Tun, Zaw Htet; Rameshkumar, Marimuthu Ragavan; Solomon, Sunil Suhas; Balakrishnan, Pachamuthu (Frontiers in Immunology, 2021)