The child with headaches.
D000293:Adolescent; D002648:Child; D006261:Headache / Q000175:diagnosis* / Q000209:etiology / Q000628:therapy; D006801:Humans; D008881:Migraine Disorders / Q000175:diagnosis; D009119:Muscle Contraction; D014653:Vascular Headaches / Q000175:diagnosis / Q000188:drug therapy