Myoelectric back muscle activity during sitting.
D000328:Adult; D000669:Amplifiers, Electronic; D001415:Back / Q000502:physiology*; D001696:Biomechanical Phenomena; D002574:Cervical Vertebrae / Q000502:physiology; D004566:Electrodes; D004576:Electromyography; D005260:Female; D006801:Humans; D007366:Intercostal Muscles / Q000502:physiology; D008159:Lumbar Vertebrae / Q000502:physiology; D008297:Male; D008722:Methods; D008875:Middle Aged; D009119:Muscle Contraction; D009132:Muscles / Q000502:physiology*; D011187:Posture; D013131:Spine / Q000502:physiology*; D013904:Thoracic Vertebrae / Q000502:physiology