1.
Saurabh Saklani, Shivam Bisht, Yogesh Joshi. Assessment of Demographic, Etiologic and Co-morbidity Status Among COPD Patients: https://doi.org/10.54037/WJPS.2022.100702. World J Pharm Sci [Internet]. 2022 Jul. 5 [cited 2024 Jul. 3];10(07):10-5. Available from: https://wjpsonline.com/index.php/wjps/article/view/assessment-demographic-etiologic-co-morbidity-copd-patients