Cluster Headache
BMJ 344:e2407, Nesbitt,A.D.,et al, 2012
Rhino-orbitocerebral Mucormycosis Associated with Cavernous Sinus Thrombosis: Case Report
Intl Arch Otorhinolaryngol 12:574-578, Haber,D.,et al, 2008
Central Nervous System Manifestations of Periarteritis Nodosa
Neurol 15:114, Ford,R.G.,et al, 1965