Department of Neurology, Istanbul Faculty of Medicine, Istanbul University, Istanbul, Turkey
Rogelio Dominguez-Moreno
Difficult-to-Treat Headache Clinic, Department of Neurology and Psychiatry, The National Institute of Medical Sciences and Nutrition Salvador Zubirán, México City, México
Simona Sacco
Departiment of Biotechnological and Applied Clinical Sciences, University of L’Aquila, L’Aquila, Italy
