Benitez-RosarioMAMcDarbyGDoyleRFabbyC. Chronic cluster-like headache secondary to prolactinoma: uncommon cephalalgia in association with brain tumors J. Pain Symptom Manage. 2009:37(2):271–276.
2.
LiuKTSuCS, Cluster-like headache as an opening symptom of cervical spinal epidural abscess. Am J Em Med. 2009;27(3):370.
3.
Seijo-MartinezMCastro del RioMCondeCBrasaJVilaO. Cluster-like headache: association with cervical syringomyelia and Arnold-Chiari malformation. Cephalalgia. 2004;24(2):140–142.
4.
SayetteVSchaefferSCoskunOLeprauxFDeferG. Cluster headache-like attack as an opening symptom of a unilateral infarction of the cervical cord: persistent anaesthesia and dysaesthesia to cold stimuli. J Neurol Neurosurg Psychiatry. 1999;66(3):397–400.