1. Department of Orthopedic Surgery; Graduate School of Biomedical and Health Sciences; Hiroshima University; 1-2-3 Kasumi Minami-ku Hiroshima 734-8551 Japan
2. Department of Orthopedic and Traumatology; Faculty of Medicine; Hasanuddin University; Jln. Perintis Kemerdekaan KM.10 Tamalanrea Makassar 90245 Indonesia
3. Department of Virology; Graduate School of Biomedical and Health Sciences; Hiroshima University; 1-2-3 Kasumi Minami-ku Hiroshima 734-8551 Japan
4. National Institute of Advanced Industrial Science and Technology (AIST); 1-1-1 Higashi, Central 4 Tsukuba Ibaraki 305-8562 Japan