2023. 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. Indian Journal of Biochemistry and Biophysics (IJBB). 58, 3 (Jun. 2023), 196–207. DOI:https://doi.org/10.56042/ijbb.v58i3.50428.