Prevention and Acute Treatment of Chronic Cluster Headache Compared to Standard of Care

University Department of Neurology CHR, Liège

Krankenhaus Lindenbrunn, Department of Neurology, Coppenbrügge

Westdeutsches Kopfschmerzzentrum, Hufelandstr. 26

Migräne- und Kopfschmerzklinik Königstein, Königstein im Taunus

Department of Neurology, University of Munich, Munich

Neurologische Klinik und Poliklinik, Berlin

Regional Referral Headache Centre Sant' Andrea Hospital, Rome

The Southern Hospital, Neurology Department, Glasgow

Hull Royal Infirmary, Neurology Department, Hull

The Walton Centre, Neurology Department, Liverpool