This article has been accepted for publication and undergone full peer review but has not been through the copyediting, typesetting, pagination and proofreading process, which may lead to differences between this version and the Version of Record. Please cite this article as doi: 10.1111/jopr.13095. This article is protected by copyright. All rights reserved. Title Accuracy of Scanned Stock Abutments Using Different Intraoral Scanners: An In Vitro study Running Title Intraoral Scanning Using Stock Abutment Library Data Jong-Eun Kim, DDS, MSD, PhD, Young-Sun Hong, DDS, MSD, You-Jung Kang, RDH, Jee- Hwan Kim, DDS, MSD, PhD, & June-Sung Shim, DDS, PhD Institution Department of Prosthodontics, College of Dentistry, Yonsei University, Seoul, South Korea Correspondence: Professor June-Sung Shim, Department of Prosthodontics, College of Dentistry, Yonsei University, 50-1 Yonsei-ro, Seodaemun-Gu, Seoul 03722, South Korea. E- mail: jfshim@yuhs.ac Accepted June 22, 2019 Jong-Eun Kim https://orcid.org/0000-0002-7834-2524 Jee-Hwan Kim https://orcid.org/0000-0002-0872-4906 June-Sung Shim https://orcid.org/0000-0003-1428-0122 This research was supported by a grant of the Korea Health Technology R&D Project through the Korea Health Industry Development Institute (KHIDI), funded by the Ministry of Health & Welfare, Republic of Korea (grant number: HI17C1719). The authors deny any conflicts of interest in regards to the current study. Abstract Purpose: To determine the accuracy of a digital manufacturing method for dental implant restorations on stock abutments using intraoral scanners and prefabricated stock-abutment libraries.