| article html file updated | 16 August 2026 00:54 CEST | Update | https://www.mdpi.com/1660-3397/17/5/309 |
| article html file updated | 30 August 2025 20:14 CEST | Update | N/A |
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| article html file updated | 12 February 2020 15:00 CET | Update | N/A |
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| article html file updated | 24 May 2019 20:21 CEST | Original file | N/A |
| article pdf uploaded. | 24 May 2019 15:59 CEST | Version of Record | https://www.mdpi.com/1660-3397/17/5/309/pdf |
| article xml uploaded. | 24 May 2019 15:59 CEST | Update | https://www.mdpi.com/1660-3397/17/5/309/xml |
| article xml file uploaded | 24 May 2019 15:59 CEST | Original file | N/A |
