The Authors confirm that neither the manuscript nor any part of it has been published or is under consideration for publication elsewhere.
Mattioli 1885 has chosen to apply the Creative Commons Attribution NonCommercial 4.0 International License (CC BY-NC 4.0) which permits unrestricted use, distribution, and reproduction in any medium, provided the original work is properly cited to all manuscripts to be published.
Reproductions with commercial intent will require written permission and payment of royalties.
Transfer of Copyright and Permission to Reproduce Parts of Published Papers.
Authors retain the copyright for their published work. No formal permission will be required to reproduce parts (tables or illustrations) of published papers, provided the source is quoted appropriately and reproduction has no commercial intent. Reproductions with commercial intent will require written permission and payment of royalties.