Ahmed Farhan Hamad, and Zainab Mohammed Alzubaidy. “The Role of Biofilm Formation of Secondary Bacterial Infections in Severity of COVID-19 Patients ”. ASJ - Academic Science Journal 1, no. 2 (April 1, 2023): 1–18. Accessed February 28, 2026. https://acadscij.uodiyala.edu.iq/index.php/Home/article/view/91.