Vaughan, Andrew E.
Brumwell, Alexis N.
Xi, Ying
Gotts, Jeffrey E.
Brownfield, Doug G.
Treutlein, Barbara
Tan, Kevin
Tan, Victor
Liu, Feng Chun
Looney, Mark R.
Matthay, Michael A.
Rock, Jason R.
Chapman, Harold A.
Article History
Received: 26 March 2014
Accepted: 27 November 2014
First Online: 24 December 2014
Competing interests
: The authors declare no competing financial interests.