Hu, Xu
Richtman, Nina M.
Zhao, Jian-Zhou
Duncan, Keith E.
Niu, Xiping
Procyk, Lisa A.
Oneal, Meghan A.
Kernodle, Bliss M.
Steimel, Joseph P.
Crane, Virginia C.
Sandahl, Gary
Ritland, Julie L.
Howard, Richard J.
Presnail, James K.
Lu, Albert L.
Wu, Gusui
Article History
Received: 7 April 2016
Accepted: 6 July 2016
First Online: 28 July 2016
Competing interests
: The authors declare no competing financial interests.