Intermediate-length polyglutamine in ATXN2 is a possible risk factor among Eastern Chinese patients with amyotrophic lateral sclerosis. - Lu, Hai-Peng; Gan, Shi-Rui; Chen, Sheng; Li, Hong-Fu; Liu, Zhi-Jun; Ni, Wang; Wang, Ning; Wu, Zhi-Ying (Neurobiology of Aging, 2015)