Skull X-rays.
D001927:Brain Diseases / Q000209:etiology; D002543:Cerebral Hemorrhage / Q000209:etiology; D006406:Hematoma / Q000209:etiology; D006801:Humans; D011859:Radiography; D012306:Risk; D012887:Skull Fractures / Q000145:classification / Q000150:complications / Q000000981:diagnostic imaging*