Zhao, Chen
Sridharan, Haripriya
Chen, Ran
Baker, Darren P.
Wang, Shanshan
Krug, Robert M.
Article History
Received: 11 November 2015
Accepted: 29 July 2016
First Online: 2 September 2016
Competing interests
: D.P.B. is an employee and stockholder of Biogen, Inc. The remaining authors declare no competing financial interests.