Iqbal, T. ., Q. . Iqbal, B. . Ali, R. Ullah, S. . Naz, and Haleema. “Assessment of Metered-Dose Inhalers With Spacer Technique Among Postgraduate Trainees”. Journal of Gandhara Medical and Dental Science, vol. 10, no. 1, Jan. 2023, pp. 41-44, doi:10.37762/jgmds.10-1.342.