Wongsa, P., W. Sungkarat, and S. Auethavekiat. “Developing a PET normal brain template using diffusion tensor imaging images: A proof of concept”. Journal of Associated Medical Sciences, vol. 56, no. 1, Nov. 2022, pp. 159-66, https://he01.tci-thaijo.org/index.php/bulletinAMS/article/view/258468.