1. Department of Orthopaedic SurgeryGraduate School of Biomedical and Health SciencesHiroshima University1‐2‐3 KasumiMinami‐kuHiroshima734‐8551Japan
2. Department of Orthopedic and TraumatologyFaculty of MedicineHasanuddin UniversityTamalanrea MakassarIndonesia
3. Department of VirologyGraduate School of Biomedical and Health SciencesHiroshima UniversityMinami‐kuHiroshimaJapan
4. National Institute of Advanced Industrial Science and Technology (AIST)TsukubaIbarakiJapan