Dr.Sri Durga Saladi and Dr.Lumbini Devi Vattikonda (2024) “ASSOCIATION BETWEEN COPD SEVERITY AND RETINAL MICROVASCULAR CHANGES: A CROSS-SECTIONAL STUDY”, Journal of Population Therapeutics and Clinical Pharmacology, 31(5), pp. 2351–2359. doi:10.67145/eqppvs60.