Erratum
The name of the first author was listed incorrectly in the original article [1]. The correct name of the first author is Sergio dos Santos Romero, and not Sergio Romero Santos. The correct citation of his name is “Romero SS” not “Santos RS”.
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.