Kamonmooneechote, T., S. Kaewrudee, S. Soontrapa, C. Chongsomchai, B. Chumworathayi, and T. Temtanakitpaisan. “Menstrual Patterns among Upper Secondary School Students, Khon Kaen, Thailand”. Thai Journal of Obstetrics and Gynaecology, vol. 22, no. 1, Mar. 2014, pp. 52-58, https://he02.tci-thaijo.org/index.php/tjog/article/view/12936.