Treatment of Medically Intractable Cluster Headache by Occipital Nerve Stimulation: Long-Term Follow-Up of Eight Patients
Lancet 369:1099-1065, Burns,B.,et al, 2007
Needle Cervical Root Stimulation May be Complicated by Pneumothorax
Neurol 48:288-289, Sander,H.W.,et al, 1997