Letter: Recovery after minor head injury.
D001289:Attention Deficit Disorder with Hyperactivity / Q000175:diagnosis* / Q000209:etiology; D001924:Brain Concussion / Q000150:complications*; D006261:Headache / Q000209:etiology; D006801:Humans; D012774:Shock, Traumatic / Q000150:complications / Q000209:etiology; D014717:Vertigo / Q000209:etiology