Dr. Swarnakant Jena; Dr. Diksha Kabra; Dr. Prasanth Dharmarajan; Dr. Mahapatra Arun Kumar. A Systematic Review on the Ayurveda Concept of Immunity w.s.r. To Covid-19 and Other Viral Infection. J Ayurveda Integr Med Sci 2020, 5, 231-239.