trapezius muscle. the incidence of myositis

ache anatomy back backache backbone body cartilage central cervical column compression curvature diseases dislocation headache hernia incidence incorrect injury luxation medical medicine muscle musculoskeletal myalgia myositis neck neuralgia orthopaedics orthopaedy orthopedics orthopedy osteochondrosis pain painful posture scoliosis skeleton spinal spine sprain system thoracal thoracic thorax trapezius trauma vertebra vertebral