The prevalence of asymptomatic COVID-19 cases in a single center and duration of viral clearance. Bangladesh Journal of Medical Microbiology, [S. l.], v. 15, n. 1, p. 3–7, 2021. DOI: 10.3329/bjmm.v15i1.57805. Disponível em: https://banglajol.info/index.php/BJMM/article/view/57805. Acesso em: 28 jun. 2026.