[Is there a cervical headache?].
D002574:Cervical Vertebrae; D003937:Diagnosis, Differential; D006261:Headache / Q000175:diagnosis / Q000209:etiology* / Q000534:rehabilitation*; D006801:Humans; D008881:Migraine Disorders / Q000175:diagnosis; D009407:Nerve Block; D019148:Neuromuscular Blockade; D013122:Spinal Diseases / Q000150:complications* / Q000534:rehabilitation*; D014653:Vascular Headaches / Q000175:diagnosis