Sun, Ying-Hsuan
Hung, Chiu-Yueh
Qiu, Jie
Chen, Jianjun
Kittur, Farooqahmed S.
Oldham, Carla E.
Henny, Richard J.
Burkey, Kent O.
Fan, Longjiang
Xie, Jiahua
Article History
Received: 8 December 2016
Accepted: 2 February 2017
First Online: 9 March 2017
Competing interests
: The authors declare no competing financial interests.