Borriharn, S., S. Kaewvichit, W. Pannavalee, K. Thiankhanithikun, and P. Kanjanarat. “A Systematic Review: Quality Indicators for Assessing Drug System Management”. Journal of Health Science of Thailand, vol. 23, no. 5, Nov. 2017, pp. 934-42, https://thaidj.org/index.php/JHS/article/view/776.