| article html file updated | 25 December 2025 01:00 CET | Update | https://www.mdpi.com/1424-8220/21/1/48 |
| article html file updated | 1 September 2025 16:54 CEST | Update | N/A |
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| article html file updated | 29 December 2020 11:15 CET | Update | N/A |
| article pdf uploaded. | 29 December 2020 11:13 CET | Updated version of record | https://www.mdpi.com/1424-8220/21/1/48/pdf |
| article xml uploaded. | 29 December 2020 11:13 CET | Update | https://www.mdpi.com/1424-8220/21/1/48/xml |
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| article html file updated | 24 December 2020 12:30 CET | Original file | N/A |
| article pdf uploaded. | 24 December 2020 12:28 CET | Version of Record | https://www.mdpi.com/1424-8220/21/1/48/pdf-vor |
| article xml uploaded. | 24 December 2020 12:28 CET | Update | N/A |
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