Mrindha, M.A.-A., Amin, M.R. and Kabir, A.L. 2012. Peak Expiratory Flow Rate (PEFR)-A Simple Ventilatory Lung Function Test. Journal of Shaheed Suhrawardy Medical College. 3, 2 (Oct. 2012), 44–47. DOI:https://doi.org/10.3329/jssmc.v3i2.12078.