DNA Methylation and Tag SNPs of the BDNF Gene in Conversion of Amnestic Mild Cognitive Impairment into Alzheimer's Disease: A Cross-Sectional Cohort Study. Xie B, Liu Z, Liu W, Jiang L, Zhang R, Cui D, Zhang Q, Xu S J Alzheimers Dis. 2017; 58(1):263-274. PMID: 28387675. Abstract Comment Bookmark Recommend Follow Comment | Bookmark | Recommend | Follow