KHATUN, U. F. .; ZERIN, A. .; BARUA, U. K. . Status of Vitamin D among Patients Admitted with Acute Exacerbation of COPD in Cox’s Bazar Medical College Hospital. Journal of Medicine, [S. l.], v. 23, n. 2, p. 121–125, 2022. DOI: 10.3329/jom.v23i2.60628. Disponível em: https://banglajol.info/index.php/JOM/article/view/60628. Acesso em: 20 oct. 2024.