General principles; Management of fractures; Hand injuries; Fractures of the wrist; Forearm fractures; Elbow injuries; Fractures of the shaft of the humerus; Shoulder injuries; Shoulder girdle injuries; Injuries of the cervical spine; Injuries of the dorsal and lumber spine; Paraplegia and tetraplegia; Fractures of the pelvis; Injuries of the hip joint; Fractures of the neck of the femur; Fractures of the shaft of the femur; Knee joint injuries; Injuries of the tibia and fibula; Injuries of the ankle; Foot injuries