Tontisirin, Cherdchai, Sompop Prathanee, Kachrit Pacherat, Chusak Kuptanon, and Amorn Suwannimitr. 2013. “Surgical Treatment of Empyema Thoracis”. Srinagarind Medical Journal 5 (2):113-18. https://li01.tci-thaijo.org/index.php/SRIMEDJ/article/view/13520.