Headache.
D000293:Adolescent; D001932:Brain Neoplasms / Q000175:diagnosis; D002648:Child; D003937:Diagnosis, Differential; D006261:Headache / Q000175:diagnosis / Q000453:epidemiology / Q000209:etiology / Q000235:genetics; D006801:Humans; D008881:Migraine Disorders / Q000175:diagnosis; D009460:Neurologic Examination; D010287:Parent-Child Relations; D014057:Tomography, X-Ray Computed; D014839:Vomiting