Alberto Enrico Maraolo, Ivan Gentile, Antonio Riccardo Buonomo, Biagio Pinchera, Guglielmo Borgia, Section of Infectious Diseases, Department of Clinical Medicine and Surgery, University of Naples Federico II, Naples 80131, Italy
Author contributions: Buonomo AR and Pinchera B performed the research of relevant articles by screening scientific databases; Maraolo AE wrote the paper; Borgia G and Gentile I carried out a critical revision of the entire manuscript for important intellectual content.
Conflict-of-interest statement: The authors report no conflict of interest.
Open-Access: This article is an open-access article which was selected by an in-house editor and fully peer-reviewed by external reviewers. It is distributed in accordance with the Creative Commons Attribution Non Commercial (CC BY-NC 4.0) license, which permits others to distribute, remix, adapt, build upon this work non-commercially, and license their derivative works on different terms, provided the original work is properly cited and the use is non-commercial. See: http://creativecommons.org/licenses/by-nc/4.0/
Correspondence to: Alberto Enrico Maraolo, MD, Research Fellow, Section of Infectious Diseases, Department of Clinical Medicine and Surgery, University of Naples Federico II, via Sergio Pansini 5, Naples 80131, Italy. email@example.com
Telephone: +39-81-7463178 Fax: +39-81-7463094
Received: March 29, 2018
Peer-review started: March 29, 2018
First decision: April 18, 2018
Revised: April 26, 2018
Accepted: June 8, 2018
Article in press: June 9, 2018
Published online: September 27, 2018