Valdez, B C
Brammer, J E
Li, Y
Murray, D
Liu, Y
Hosing, C
Nieto, Y
Champlin, R E
Andersson, B S
Article History
Received: 5 August 2015
Accepted: 2 September 2015
First Online: 16 October 2015
Competing interests
: The authors declare no conflict of interest.