Islam MH, Khaled SM, Islam MRM. Evaluation of Bio-Markers in Vaccinated And Unvaccinated COVID-19 Patients With Comorbidities. J Chittagong Med Coll Teachers Ass [Internet]. 2025 Dec. 23 [cited 2026 Jan. 1];36(1):114-8. Available from: https://banglajol.info/index.php/JCMCTA/article/view/86189