Alberto Stefano Tagliafico, Department of Experimental Medicine, DIMES, Institute of Anatomy, University of Genova, 16132 Genova, Italy
Author contributions: Tagliafico AS solely contributed to the paper.
Conflict-of-interest statement: The author declares no conflicts of interest regarding this manuscript.
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Correspondence to: Alberto Stefano Tagliafico, MD, Radiologist, Assistant Professor of Human Anatomy, Department of Experimental Medicine, DIMES, Institute of Anatomy, University of Genova, Via de Toni 14, 16132 Genova, Italy. email@example.com
Telephone: +39-010-3537882 Fax: +39-010-3537885
Received: March 17, 2016
Peer-review started: March 19, 2016
First decision: April 15, 2016
Revised: April 19, 2016
Accepted: June 14, 2016
Article in press: June 16, 2016
Published online: August 28, 2016