Introduction: COVID-19 is a disease caused by SARS-CoV-2 that progresses with a predominance of respiratory symptoms. Studies have elucidated to clarify the pathophysiology and clinical manifestations resulting from viral infection. in view of the repercussion of the theme and its notoriety worldwide. Although the respiratory system is the primary focus of infection the forms of extra... https://tonerparts.shop/product-category/high%e2%80%91voltage-power-supply/