Ahmad, W. M. A. W. ., W. M. N. . Wan Zainon, M. A. . Awang Nawi, and F. M. . Mohamad Ghazali. “Malaysia’s Efficiency in Dealing With COVID-19 Outbreaks Compared to Other Asian Countries by Using Stochastic Frontier Analysis (SFA)”. Annals of King Edward Medical University, vol. 26, no. 2, Sept. 2020, pp. 324-9, doi:10.21649/akemu.v26i2.3920.