PATEL, Kunal A; PATEL, Parth H; VAID, Manan P; DANDGE, Vinod. A Case Control Study of Vitamin D Levels in Chronic Obstructive Pulmonary Disease Patients and Healthy Volunteers in South Gujarat, India. National Journal of Medical Research, [S. l.], v. 12, n. 04, p. 73–76, 2022. DOI: 10.55489/njmr.12042022931. Disponível em: https://njmr.in/index.php/file/article/view/931. Acesso em: 21 feb. 2024.