Das, Shuva, Rezaul Karim Ripon, Md Safaet Hossain Sujan, Nadia Islam Tumpa, Ayesha Ahmed Khan, Akhi Dhar, Rajat Sanker Roy Biswas, Md Minhazul Hoque, Sujan Rudra, Mohosina Akter, Mohammad Mohiuddin Hasan, and Kamrun N Koly. “Effectiveness of the ChAdOx1 NCoV-19 Vaccination Among COVID-19 Patients: A Retrospective Cohort Study”. Asian Journal of Medical and Biological Research 8, no. 4 (December 28, 2022): 251–263. Accessed July 27, 2024. https://banglajol.info/index.php/AJMBR/article/view/62138.