Accepted Manuscript An Italian multicentre experience in endoscopic endonasal treatment of congenital choanal atresia: proposal for a novel classification system of surgical outcomes Apostolos Karligkiotis, MD, Paolo Farneti, MD, Stefania Gallo, MD, Alessandro Pusateri, MD, Francesco Zappoli-Thyrion, MD, Vittorio Sciarretta, MD, Fabio Pagella, MD, Paolo Castelnuovo, MD, FACS, FRCS (Ed), Ernesto Pasquini, MD PII: S1010-5182(17)30110-5 DOI: 10.1016/j.jcms.2017.03.015 Reference: YJCMS 2639 To appear in: Journal of Cranio-Maxillo-Facial Surgery Received Date: 11 June 2016 Revised Date: 30 December 2016 Accepted Date: 22 March 2017 Please cite this article as: Karligkiotis A, Farneti P, Gallo S, Pusateri A, Zappoli-Thyrion F, Sciarretta V, Pagella F, Castelnuovo P, Pasquini E, An Italian multicentre experience in endoscopic endonasal treatment of congenital choanal atresia: proposal for a novel classification system of surgical outcomes, Journal of Cranio-Maxillofacial Surgery (2017), doi: 10.1016/j.jcms.2017.03.015. This is a PDF file of an unedited manuscript that has been accepted for publication. As a service to our customers we are providing this early version of the manuscript. The manuscript will undergo copyediting, typesetting, and review of the resulting proof before it is published in its final form. Please note that during the production process errors may be discovered which could affect the content, and all legal disclaimers that apply to the journal pertain.