Tunsaringkasrn, Tanasorn, Panthira Ketkaew, Kalaya Zapaung, Anusorn Rugsiyothin, and Surasak Taneepanichkul. “Risk Ratio of Benzene, Toluene, Ethylbenzene, and Xylene (BTEX) Exposures and Their Relations to Biological Parameters of Gasoline Workers in Bangkok, Thailand”. Applied Environmental Research 33, no. 1 (June 27, 2013): 27–38. accessed May 13, 2025. https://ph01.tci-thaijo.org/index.php/aer/article/view/9717.