Affiliation: | From the Nashville Neuroscience Group, Nashville, TN, USA (J.L. Brandes);Headache Care Center, Springfield, MO, USA (R.K. Cady);Diamond Headache Clinic, Chicago, IL, USA (F.G. Freitag);Mercy Health Research –Ryan Headache Center, St Louis, MO, USA (T.R. Smith);Covance Inc –Clinical Pharmacology, Dallas, TX, USA (P. Chandler);EBD Group –Research, Carlsbad, CA, USA (A. Fox);Zogenix Inc –Clinical Research, San Diego, CA, USA (L. Linn and S.J. Farr) |