Martin, F J
Xu, Y
Lohmann, F
Ciccone, D N
Nicholson, T B
Loureiro, J J
Chen, T
Huang, Q
Article History
Received: 23 May 2014
Revised: 28 August 2014
Accepted: 6 November 2014
First Online: 8 January 2015
Competing interests
: FJM, YX, FL, TBN, JJL and QH are employees of the Novartis Institutes of Biomedical Research.DNC is an employee of AbbVie Inc. The remaining author declares no conflict of interest.