Loonsamrong, Wassana, Nutta Taneepanichskul, Sitthichok Puangthongthub, and Tanasorn Tungsaringkarn. 2017. “Health Risk Assessment and BTEX Exposure Among Car Park Workers at a Parking Structure in Bangkok, Thailand”. Journal of Health Research 29 (4):285-92. https://he01.tci-thaijo.org/index.php/jhealthres/article/view/97186.