1. Department of Rehabilitation Medicine, National Hospital Organization Shikoku Cancer Center
2. Division of physical therapy, Kochi professional university of rehabilitation
3. Department of Orthopaedic surgery, Okayama University Hospital
4. Department of Breast Surgery, National Hospital Organization Shikoku Cancer Center
5. Department of Breast Surgery, National Hospital Organization Shikoku Cancer Center Department of Orthopaedic Oncology, National Hospital Organization Shikoku Cancer Center