spinal lumbar puncture on old paper

als alzheimer anesthesia back central cerebrospinal collect disease disorders effects examination fluid headache human illustration intraoperative local lumbar lyme medical medicine needle nervous neuritis neurological neurologist neurology neurophysiological neurophysiology neuropsychological neuroscience neurosurgery old orthopedic osteopathic pain paper pediatric physical procedure psychoneuroimmunology puncture rehabilitation side spinal surgery syndrome system tap x27