Copyright (c) 2017 Authors: Marc Valera(1), Anna Puigdellivol-Sánchez(1), Marija Mavar Haramija(1), Juan Antoonio Juanes Méndez(2), Luis San Román(3), Matteo de Notaris(4) and Alberto Prats-Galino(1), 1 Laboratory of Surgical NeuroAnatomy (LSNA), Human Anatomy and Embryology Unit, Faculty of Medicine, Universitat de Barcelona, Barcelona, Spain. 2 VisualMed System Group, Human Anatomy Department, University of Salamanca, Salamanca, Spain. 3 Neuroradiology Department, Hospital Clinic, Barcelona, Spain. 4 Neurosurgical Department, G. Rummo Hospital, Benevento, Italy. This document can be used to: - print content in hight quality - capture screenshots - insert, delete and rotate pages - insert comments - present content in educational purposes under the following conditions: - you may not use this work for commercial purposes - If you alter, transform, or build upon this work, you may distribute the resulting work only under the same or similar license to this one (BY NC SA, http://creativecommons.org/licenses/by-nc-sa/2.0/) This document MUST NOT be used to: - modify, copy or in any way reuse the JavaScript code - reuse the anatomical 3D virtual geometric models contained in the document All the documents can be downloaded from: (http://hdl.handle.net/2445/112442).