Wara-asawapati, S., K. Chainrun, C. Tongyam, W. Kongkiatnakorn, A. Urjariyakul, T. Udompanich, Y. Srirompotong, C. Samosorn, and P. Sriangkan. “A Survey of Problem of the Prescriptions from the Outpatient Department, Srinagarind Hospital”. Srinagarind Medical Journal, vol. 16, no. 2, Nov. 2013, pp. 89-94, https://li01.tci-thaijo.org/index.php/SRIMEDJ/article/view/14276.