1. Department of Biochemistry and Molecular Biology; University of Extremadura; Cáceres Spain
2. Red de Investigación de reacciones adversas a alergenos y fármacos; Instituto de Salud Carlos III; Madrid Spain
3. Department of Pharmacology; University of Extremadura; Badajoz Spain
4. Department of Family Medicine; Hospital “Príncipe de Asturias,”; Universidad de Alcalá; Madrid Spain
5. Section of Neurology; Hospital Universitario del Sureste; Arganda del Rey (Madrid) Spain
6. Department of Medicine-Neurology; Hospital “Príncipe de Asturias,”; Universidad de Alcalá; Madrid Spain
7. Service of Neurology; Hospital “Ramón y Cajal,”; Universidad de Alcalá; Madrid Spain
8. Department of Pharmacology; University of Extremadura; Cáceres Spain