| article html file updated | 30 August 2025 08:11 CEST | Update | https://www.mdpi.com/2297-8747/23/4/67 |
| article html file updated | 17 July 2022 06:08 CEST | Update | - |
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| article html file updated | 31 October 2018 12:23 CET | Original file | - |
| article pdf uploaded. | 31 October 2018 12:21 CET | Updated version of record | https://www.mdpi.com/2297-8747/23/4/67/pdf |
| article xml uploaded. | 31 October 2018 12:21 CET | Update | https://www.mdpi.com/2297-8747/23/4/67/xml |
| article xml file uploaded | 31 October 2018 12:21 CET | Update | - |
| article pdf uploaded. | 25 October 2018 16:57 CEST | Updated version of record | https://www.mdpi.com/2297-8747/23/4/67/pdf-vor |
| article pdf uploaded. | 25 October 2018 16:52 CEST | Version of Record | https://www.mdpi.com/2297-8747/23/4/67/pdf-vor |
| article xml file uploaded | 25 October 2018 16:52 CEST | Original file | - |
