Shahnaz Fatima, Fasiha Tariq, Muhammad Saqib Ur Rehman, Amna Khurram, Maira Bhatti, Sabeen Arjumand, “Risk of Pneumonia with Inhaled Corticosteroid/ Long-Acting β2 Agonist Therapy in Chronic Obstructive Pulmonary Disease”, Pakistan Journal of Medical & Health Sciences, vol. 17, no. 04, p. 12, May 2023.