STUDY ON IRON PROFILE PARAMETERS AND SEVERITY OF COPD AS PER GOLD CRITERIA AT OUR TERTIARY CARE HOSPITAL. International Research Journal of Pharmacy, [S. l.], v. 14, n. 7, p. 1–5, 2023. Disponível em: https://irjponline.org/index.php/irjp/article/view/42. Acesso em: 24 jun. 2026.