Affiliation: | 1. Associate Professor, Department of Dentistry, Oral and Maxillofacial Plastic and Reconstructive Surgery, Faculty of Medicine, Yamagata University, Iida-nishi, Japan;2. Registered Nurse, Nursing Unit of the Eighth Floor, Yamagata University Hospital, Iida-nishi, Japan;3. Registered Nurse, Nursing Unit of the Eighth Floor, Yamagata University Hospital, Iida-nishi, Japan;4. Attending Physician, Department of Dentistry, Oral and Maxillofacial Plastic and Reconstructive Surgery, Faculty of Medicine, Yamagata University, Iida-nishi, Japan;6. Head Nurse, Nursing Unit of the Eighth Floor, Yamagata University Hospital, Iida-nishi, Japan;5. Chief Professor, Department of Dentistry, Oral and Maxillofacial Plastic and Reconstructive Surgery, Faculty of Medicine, Yamagata University, Iida-nishi, Japan |