Clinical aspects of cluster headache.
D000293:Adolescent; D000328:Adult; D000367:Age Factors; D000368:Aged; D001794:Blood Pressure; D004562:Electrocardiography; D005260:Female; D006261:Headache / Q000209:etiology*; D006339:Heart Rate; D006801:Humans; D008297:Male; D008875:Middle Aged; D008881:Migraine Disorders / Q000235:genetics; D005996:Nitroglycerin; D010507:Periodicity; D012737:Sex Factors; D014653:Vascular Headaches / Q000175:diagnosis / Q000209:etiology / Q000235:genetics / Q000503:physiopathology
D005996:Nitroglycerin