Thammaratana, T., Laummaunwai, P., Seesui, K., & Boonmars, T. (2015). The Contamination of Free-Living Amoebae in Tap Water. Srinagarind Medical Journal, 30(5), 85. Retrieved from https://li01.tci-thaijo.org/index.php/SRIMEDJ/article/view/40083