Natphopsuk, Sitakan, Wannapa Settheetham-Ishida, and Sophida Phuthong. “CYP1A1 Gene and Risk of Oral Squamous Cell Carcinoma”. Srinagarind Medical Journal 31, no. 4 (August 27, 2016): 186–191. Accessed April 26, 2024. https://li01.tci-thaijo.org/index.php/SRIMEDJ/article/view/65407.