ศักดิ์วรวิชญ์ อ. and ปรัชเจริญวนิชย์ ม. 2017. A Comparison between Groups of Countries Clustered by Life Expectancy at Birth and Infant Mortality Rate and United Nations Model Life Tables Patterns. Journal of Applied Statistics and Information Technology. 2, 1 (Jun. 2017), 87–98.