Sithisarankul, P., and C. Intawong. “Preliminary Report of Health Effects among Oil Spill Cleanup Workers and Volunteers, Thailand, 2013”. Journal of Health Research, vol. 29, no. 3, Aug. 2017, pp. 197-01, https://he01.tci-thaijo.org/index.php/jhealthres/article/view/97171.