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/OCR.12373 This article is protected by copyright. All rights reserved 3D soft tissue evaluation of a Class III treatment with rapid maxillary expander and facemask in pre-pubertal phase — a retrospective cohort study Soft tissue evaluation of a Class III treatment Bojana Krneta Đokić, Alexei Zhurov, Stephen Richmond, Ivan Verdenik, Maja Ovsenik Corresponding author: Bojana Krneta Đokić, DDM, PhD: bojanakrneta@gmail.com Assistant Professor Department of Orthodontics and Dentofacial Orthopedics, Faculty of Medicine, University of Ljubljana, Vrazov trg 2, 1000 Ljubljana, Slovenia Phone: +386 31314603 Authors: - Alexei Zhurov, PhD: ZhurovAI@cardiff.ac.uk Research Officer Department of Applied Clinical Research and Public Health, School of Dentistry, Heath Park, Cardiff, CF14 4XY, United Kingdom - Stephen Richmond, DDM, PhD: richmonds@cardiff.ac.uk Professor, Head of Applied Clinical Research and Public Health Department of Applied Clinical Research and Public Health, School of Dentistry, Heath Park, Cardiff, CF14 4XY, United Kingdom - Ivan Verdenik, PhD: ivan.verdenik@guest.arnes.si Research Officer Accepted Article