Microscopic imaging of bronchoalveolar fluids of COVID-19 positive intubated patients reveals the different level of SARS-CoV-2 infection on oral squamosal epithelial cells. IJBB [Internet]. 2023 Jun. 19 [cited 2026 May 16];58(3):196-207. Available from: https://or.niscpr.res.in/index.php/IJBB/article/view/2839