Retraction: Accuracy assessment of implant placement in a newly developed dynamic navigation system: A pilot study, (Appl. Sci., (2021), 11, 6593, 10.3390/app11146593)

The published article [1] has been retracted at the request of the authors. In the article, the authors stated that informed consent was provided and that the study was approved by the institutional ethical committee. However, the data in this article were obtained and analyzed without following the study protocol approved by Kyushu University Institutional Review Board for Clinical Research (approval number #28-119). The data in this manuscript were obtained without appropriate written informed consent from patients, and the authors have requested the retraction of this manuscript. The paper will be marked as retracted in agreement with the Editorial Office, and we apologize for any inconvenience caused by the removal of this article. Applied Sciences is a member of the Committee on Publication Ethics (COPE) and strives to uphold the highest ethical standards. The published article [1] has now been retracted and shall be marked accordingly.