Decreased brain creatine kinase activity in methamphetamine abusers: Preliminary results. (1st November 2015) - Sung, Young-Hoon; Shi, Xian-Feng; Kondo, Douglas; Hellem, Tracy; Riley, Colin; Jeong, Eun-Kee; Lundberg, Kelly; Yurgelun-Todd, Deborah; Renshaw, Perry