| Berry PA | Occupational Health and Safety Nursing, University of Cincinnati College of Nursing, Cincinnati, OH, USA. |
| Jones MW | Headache Associates, 7908 Cincinnati-Dayton Road, West Chester, OH 45069, USA. |
| Kabbouche MA | Division of Neurology, Cincinnati Children's Hospital Medical Center, 3333 Burnet Avenue, Cincinnati, OH 45229, USA. |
| Mannix LK | Headache Associates and ClinExcel Research 7908 Cincinnati-Dayton Road Suite J, West Chester, OH 45069, USA. LKMannixMD@aol.com |
| Mehle ME | Northeastern Ohio Universities College of Medicine, Rootstown, Ohio, USA. dr.m.mehle@att.net |
| Meier L | Department of Neurology, Children's Hospital, Columbus, OH 43205, USA. |
| Pakalnis A | Department of Neurology, Children's Hospital, Columbus, OH 43205, USA. |
| Powers SW | Division of Neurology, Cincinnati Children's Hospital Medical Center and Department of Pediatrics, College of Medicine, University of Cincinnati, Cincinnati, Ohio 45229-3039, USA. |
| Skobieranda F | Headache Associates and ClinExcel Research, West Chester, OH 45069, USA. |
| Tietjen EG | Department of Neurology, The University of Toledo-Health Science Campus, Toledo, OH 43614, USA. gretchen.tietjen@utoledo.edu |
| Tietjen GE | Department of Neurology, The University of Toledo College of Medicine, Toledo, OH 43614, USA. |
| White L | Department of Neurology, The University of Toledo College of Medicine, Toledo, OH 43614, USA. |