An ophthalmological view of headache.
D000328:Adult; D002648:Child; D005128:Eye Diseases / Q000150:complications*; D005260:Female; D006261:Headache / Q000145:classification / Q000150:complications*; D006470:Hemorrhage / Q000150:complications; D006801:Humans; D008297:Male; D008881:Migraine Disorders / Q000150:complications; D014653:Vascular Headaches