title: Effects of graded head-up tilting on muscle sympathetic activities in man.
mesh_terms: D000328:Adult; D004594:Electrophysiology; D005260:Female; D006112:Gravitation; D006801:Humans; D008297:Male; D008875:Middle Aged; D009132:Muscles / Q000294:innervation; D011187:Posture; D013564:Sympathetic Nervous System / Q000502:physiology*