1.
Muangkhoua S. Test Analysis with Classical Test Theory (CTT): Finding Item Difficulty and Item Discrimination using SPSS Program. Vajira Med J [internet]. 2017 Dec. 1 [cited 2026 Sep. 19];61(4):291-318. available from: https://he02.tci-thaijo.org/index.php/VMED/article/view/196119