The grim milestone of three million deaths due to the global pandemic of coronavirus disease 2019 (COVID-19) caused by the severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) was reached a few weeks ago. COVID-19 is a multi-system all-pervasive disease with protean manifestations. and its major signs and symptoms. such as the incessant dry cough. https://www.markymarkscott.com/product-category/icon-welder/