Ruangsombat, K., Lim, A., Pradit, S., Cholumpai, V. and Noppradit, P. 2023. Risk Factors Affecting the Bacterial Contamination in Water of Thailand’s Upper South 2020 - 2022. Trends in Sciences. 21, 1 (Nov. 2023), 7158. DOI:https://doi.org/10.48048/tis.2024.7158.