The original version of this article [
1] unfortunately contained a mistake. The presentation of the author names is incorrectly marked up and therefore it is presented incorrectly in the HTML version of this article. The corrected author list is given below:
Marco Cascella, Manuela Arcamone, Emanuela Morelli, Daniela Viscardi, Viera Russo, Silvia De Franciscis, Andrea Belli, Rosanna Accardo, Domenico Caliendo, Elena De Luca, Barbara Di Caprio, Francesco Di Sauro, Giovanni Giannoni, Carmine Iermano, Maria Maciariello, Marcella Marracino, Arturo Cuomo.
The original article was corrected accordingly.
Open AccessThis article is distributed under the terms of the Creative Commons Attribution 4.0 International License (
http://creativecommons.org/licenses/by/4.0/), which permits unrestricted use, distribution, and reproduction in any medium, provided you give appropriate credit to the original author(s) and the source, provide a link to the Creative Commons license, and indicate if changes were made. The Creative Commons Public Domain Dedication waiver (
http://creativecommons.org/publicdomain/zero/1.0/) applies to the data made available in this article, unless otherwise stated.