PANT, Pankaj; THAPA, Shovit; DAS, Santa K; BAM, Niraj. Serum Vitamin D Level in Chronic Obstructive Pulmonary Disease and its Relation with Severity: A Single Centre Study. Journal of Institute of Medicine Nepal, [S. l.], v. 41, n. 2, p. 56–58, 2019. DOI: 10.59779/jiomnepal.1045. Disponível em: https://jiomnepal.edu.np/index.php/jiomnepal/article/view/1045. Acesso em: 29 nov. 2025.