1. Department of Gerontological Nursing/Wound Care Management, Graduate School of Medicine; The University of Tokyo; Tokyo Japan
2. Japan Society for the Promotion of Science; Tokyo Japan
3. Department of Dermatology, Graduate School of Medicine; The University of Tokyo; Tokyo Japan
4. Department of Plastic Surgery, Graduate School of Medicine; The University of Tokyo; Tokyo Japan
5. Department of Nursing; The University of Tokyo Hospital; Tokyo Japan