Accepted Article 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/coa.13000 This article is protected by copyright. All rights reserved. DR KUAUHYAMA LUNA-ORTIZ (Orcid ID : 0000-0002-1862-4036) Article type : Our Experience Comparative Study of Head and Neck Mucosal Melanoma in 66 patients vs. 226 patients with Cutaneous Melanoma: A survival analysis Authors: Kuauhyama Luna-Ortiz, MD 1,3 , Veronica Villavicencio-Valencia, MD 2 , Hector Martinez Said, MD 3 1 Department of Head and Neck Surgery, Instituto Nacional de Cancerologia, Mexico City, Mex- ico. 2 Department of Skin and Soft Tissue Sarcomas and Melanomas, Instituto Nacional de Cancerologia, Mexico City, Mexico. 3 Department of General Surgery (Head & Neck), Hospital General Manuel Gea Gonzalez, Mexico City, Mexico Running title: Head and neck melanoma mucosal vs skin Correspondence: Kuauhyama Luna-Ortiz, MD, Instituto Nacional de Cancerologia, Department of Head and Neck Surgery, Av. San Fernando #22, Col. Seccion XVI, Tlalpan, Mexico City, Mexico 14080. E-mail: kuauhyama@yahoo.com.mx Conflicts of interest: None declared