Rodkong, Artit, Nuttawadee Intachai, Napapon Sailasuta, Apinun Aramrattana, Kanok Uttawichai, Daralak Thavornprasit, Sineenart Taejaroenkul, Kamolrawee Sintupat, Robert Paul, and Suwit Saekho. 2018. “Comparison the Effect of Two Analysis Methods of Brain Volume: Absolute Brain Volume and Brain Volume Normalized With Intracranial Volume in Methamphetamine Abusers”. Journal of Associated Medical Sciences 52 (1):26-32. https://he01.tci-thaijo.org/index.php/bulletinAMS/article/view/136244.