Co-infection of Coronavirus Disease 2019 and Influenza A: A Report from Iran.

<h4>Background</h4>In late December 2019, a viral pneumonia known as coronavirus disease 2019 (COVID-19) originated from China and spread very rapidly in the world. Since then, COVID-19 has become a global concern and health problem.<h4>Methods</h4>We present four patients in this study, selected fr... View More