Practice Parameter: The Diagnostic Evaluation and Treatment of Trigeminal Neuralgia (An Evidence-Based Review): Report of the Quality Standards Subcommittee of the AAN & EFNS
Neurol 71:1183-1190, Gronseth,G.,et al, 2008
Cluster Headache Syndrome
Postgrad Med 91:96-104, Marks,D.R.&Rapoport,A.M., 1992