“To compare and contrast the levels of various metabolites and risk/stress factors in chronic obstructive pulmonary disease (COPD) with and without diabetes vs healthy controls- A study protocol.”., VER, vol. 8, no. 2s, pp. 273–276, Oct. 2025, Accessed: Sep. 18, 2026. [Online]. Available: https://verjournal.com/index.php/ver/article/view/266