Citation

Mathew NT. Neurol. Clin. 1990; 8(4): 867-890.

Copyright

(Copyright © 1990, Elsevier Publishing)

DOI

unavailable

PMID

unavailable

Abstract

[Abstract unavailable]

Keywords

Humans; Diagnosis, Differential; Treatment; Headache; Analgesics; Diagnosis; Periodicity; Cluster Headache; incidence & attack profile & atypical variants & causes & pathophysiology & diagnosis & management of cluster headaches