Abhishek Kumar, Ravi Shankar Mishra, Piyush Khajuria. Association between vitamin D deficiency and diminished pulmonary functions. Int. J. Heal. Clin. Res. [Internet]. 2021Apr.1 [cited 2024Dec.26];4(6):314-6. Available from: https://ijhcr.com/index.php/ijhcr/article/view/5080