Erratum to: Curr Pain Headache Rep (2013) 17:362

DOI: 10.1007/s11916-013-0362-7

The original version of this article, published in Current Pain and Headache Reports, Volume 17, Issue 8, August 2013, inadvertently reversed the order of a doctor’s name in the “Future Directions” section of the paper as Dr. Leone Massimo. The correct name is Dr. Massimo Leone.