Alishba Malik, Umar Ejaz, Kaneez Uma Farva Kousar, Muhammad Kashif Bashir, Faheem Ahmed Memon, Muhammad Naeem. “Impact of COVID-19 on Chronic Respiratory Disease Outcome Survey in Pakistan”. Pakistan Journal of Medical & Health Sciences, vol. 16, no. 04, May 2022, p. 587, doi:10.53350/pjmhs22164587.