niyomtoon, injira (2021) “Increasing Efficiency of Legionnaires’ Disease Surveillance System in a Selected Hotel of Khlongtoey Bangkok”, Journal of Energy and Environment Technology of Graduate School Siam Technology College, 7(2), pp. 40–50. Available at: https://ph01.tci-thaijo.org/index.php/JEET/article/view/242483 (Accessed: 26 April 2024).