Genome-wide maps of chromatin state in pluripotent and lineage-committed cells. Nature. 2007;448:553–60 Available from: http://www.ncbi.nlm.nih.gov/pubmed/17603471. Cited 29 Apr 2018. Article CAS Google Scholar Cao R, Wang L, Wang H, Xia L, Erdjument-Bromage H, Tempst P, et ...
特别是maps. me，（我是2年前去欧洲的，当时移动wifi不普及，而且要去几个国家，没买电话卡，...