[Changes of silent periods in normal gastrosoleus muscle under the upright position at tilting board].
D000328:Adult; D002526:Cerebellar Diseases / Q000503:physiopathology; D004576:Electromyography; D006801:Humans; D007866:Leg; D009132:Muscles / Q000502:physiology*; D010300:Parkinson Disease / Q000503:physiopathology; D011187:Posture; D013118:Spinal Cord Diseases / Q000503:physiopathology