Lumbar puncture.
D003894:Deamino Arginine Vasopressin / Q000009:adverse effects / Q000627:therapeutic use; D006261:Headache / Q000209:etiology / Q000517:prevention & control; D006801:Humans; D010960:Plasminogen Activators; D013129:Spinal Puncture / Q000009:adverse effects / Q000379:methods
D010960:Plasminogen Activators; D003894:Deamino Arginine Vasopressin