Aqeela Naeem, Asma Sabir, Kanwal Fatima Khalil, Asma Ambreen, Shumiala Awan, Jamila Khan. Comparison of the Effectiveness of Long Acting Beta 2 Agonist and Long Acting Antimuscuranics with Long Acting Beta 2 Agonist/Long Acting Antimuscuranics Plus Inhaled Corticosteroids in preventing Exacerbations of patients with Chronic Obstructive Pulmona. Pakistan Journal of Medical & Health Sciences [Internet]. 2022 Oct. 27 [cited 2024 Dec. 22];16(09):318. Available from: https://pjmhsonline.com/index.php/pjmhs/article/view/2752