OPEN ACCESS LICENSEOpen Access License • October 16th, 2020
Contract Type FiledOctober 16th, 2020This journal provides immediate open access to its content under the Creative Commons BY 4.0 license. Authors who publish with this journal retain all copyrights and agree to the terms of the above-mentioned CC BY 4.0 license. (with Creative Commons BY 4.0 license hyperlinked to https://creativecommons.org/licenses/by/4.0/)