title: Electromyographic study of the trapezius (pars superior) and levator scapulae muscles in circumduction and pendular oscilation of the arm.
mesh_terms: D000328:Adult; D001132:Arm / Q000502:physiology*; D004576:Electromyography / Q000379:methods; D005260:Female; D006801:Humans; D008297:Male; D009068:Movement; D009132:Muscles / Q000502:physiology*