Pongtheerat, T., Chaksangchaichot, P., & Saelee, P. (2014). Prognosis in Thai colorectal-cancer patients with GSTM1 and GSTT1 copy number variation. European Journal of Oncology and Environmental Health, 18(4), 189-195. https://mail.mattioli1885journals.com/index.php/EJOEH/article/view/2971