1.
Chinju Antony. Comparison of the effectiveness of inhaled short-acting ?2 agonist and anti-cholinergic with and without inhaled corticosteroid in improving the pulmonary function in COPD patients. ijamscr [Internet]. 2020 Aug. 11 [cited 2024 Apr. 29];6(4):902-13. Available from: https://ijamscr.com/ijamscr/article/view/607