Somdee, C. ., Silthampitag, P. ., & Chaijareenont, P. . (2018). Effects of Sulfuric Acid Surface Pretreatment Duration on Microhardness and Microscopic Morphology of Polyetheretherketone. Chiang Mai Dental Journal, 39(3), 91–102. Retrieved from https://he01.tci-thaijo.org/index.php/cmdj/article/view/195258