New England Institute for Clinical Research, Stamford, Connecticut, United States
Fullerton Neurology and Headache Center, Fullerton, California, United States
Texas Association of Pediatric Neurology/Road Runner Research, San Antonio, Texas, United States
Centre Medical Le Mesnil, Quebec, Canada
CHU de Québec, Hôpital de l'Enfant-Jésus, Quebec, Canada
Clinique Neuro-Rive Sud, Greenfield Park, Quebec, Canada
Malteser Krankenhaus, Bonn, Germany
Akademikliniken 10, Stockholm, Sweden
Praxisklinik Siepe Friedrichstraße 57, Bonn, Germany
Klinik 34, Göteburg, Sweden
Akademikliniken 10, Stockholm, Sweden