Dong, Yifei http://orcid.org/0000-0003-1483-2046
Yong, V. Wee http://orcid.org/0000-0002-2600-3563
Article History
Accepted: 12 August 2019
First Online: 16 September 2019
Competing interests
: Y.D. declares no competing interests. V.W.Y. has received speaker’s and advisory board honoraria from Biogen, EMD Serono, Novartis, Roche, Sanofi-Genzyme and Teva, and educational grants from Biogen, EMD Serono, Novartis, Roche, Sanofi-Genzyme and Teva.