Nunsatit, Prasit, Paungphet Maungson, and Pornthip Phoosa-nga. “Leptospirosis As a Cause of Death in Kalasin Province, 2008”. Journal of Health Science of Thailand 21, no. 3 (December 14, 2017): 529–537. Accessed December 5, 2025. https://thaidj.org/index.php/JHS/article/view/1095.