S. Kumar, S. Paudel, R. B. Lakhey, S. Adhikari, and R. K. Pokharel, “Clinical Prevalence of osteoporosis in Nepalese COPD patients”, Nepal Ortho. Assoc. J., vol. 7, no. 2, pp. 35–40, Sep. 2023, Accessed: Jul. 18, 2026. [Online]. Available: https://www.nepjol.info/index.php/NOAJ/article/view/58363