TRIAPIRUX, Uthai, Prasit NA-EK, Chinnaphat KITTHIPONGVIVAT, and Surachate CHALAJIT. “Methemoglobin and Sulfhemoglobin Levels in Students of Walailak University”. Walailak Journal of Science and Technology (WJST) 5, no. 2 (November 13, 2011): 173–180. Accessed April 29, 2024. https://wjst.wu.ac.th/index.php/wjst/article/view/87.