Affiliation: | 1. Dental Implant Clinic, Dental Hospital, Tokyo Medical and Dental University, Bunkyo‐ku, Tokyo, Japan;2. Oral Implant Center, Kanagawa Dental University Hospital, Yokosuka, Kanagawa, Japan;3. Department of Oral Implantology and Regenerative Dental Medicine, Graduate School of Medical and Dental Sciences, Tokyo Medical and Dental University, Bunkyo‐ku, Tokyo, Japan |