License

This journal is licensed under the Attribution 4.0 International (CC BY 4.0) license, which allows:

• Sharing — copying and redistributing the material in any medium or format for any purpose, including commercial use.
• Adapting — remixing, transforming, and building upon the material for any purpose, including commercial use.

The licensor cannot revoke these freedoms provided that the license terms are followed.

Under the following conditions:

• Attribution: Appropriate credit must be given, a link to the license provided, and indication if changes were made. This can be done in any reasonable manner, but not in a way that suggests the licensor endorses you or your use.
• No additional restrictions: You may not apply legal terms or technological measures that legally restrict others from doing anything the license permits.