Carcinoembryonic antigen (CEA) and other surrogate inflammatory biomarkers in COVID-19. Indian Journal of Biochemistry and Biophysics (IJBB), [S. l.], v. 59, n. 6, p. 667–674, 2023. DOI: 10.56042/ijbb.v59i6.57953. Disponível em: https://or.niscpr.res.in/index.php/IJBB/article/view/3003. Acesso em: 14 may. 2026.