Zhao, Yuanbiao
Londono, Pilar
Cao, Yingqiong
Sharpe, Emily J.
Proenza, Catherine
O’Rourke, Rebecca
Jones, Kenneth L.
Jeong, Mark Y.
Walker, Lori A.
Buttrick, Peter M.
McKinsey, Timothy A.
Song, Kunhua
Article History
Received: 11 December 2014
Accepted: 30 July 2015
First Online: 10 September 2015
Competing interests
: The authors declare no competing financial interests.