Cluster Headache
BMJ 344:e2407, Nesbitt,A.D.,et al, 2012
Cluster Headache:Pathogenesis,Diagnosis, and Management
Lancet 366:843-855, May,A., 2005
Internal Carotid Artery Dissection and Asymmetrical Facial Flushing
Stroke 45:e78-e80, Drexler, I.,et al, 2014