Johnson, J L
Rolan, P E
Johnson, M E
Bobrovskaya, L
Williams, D B
Johnson, K
Tuke, J
Hutchinson, M R
Article History
Received: 1 October 2014
Accepted: 6 October 2014
First Online: 11 November 2014
Competing interests
: KJ was an employee at Medicinova, a biopharmaceutical company investigating ibudilast, while this study was conducted but no longer has material conflicts of interest to declare. The remaining authors declare no conflict of interest.