| article html file updated | 17 August 2026 05:54 CEST | Update | https://www.mdpi.com/1424-8220/20/6/1636 |
| article html file updated | 31 August 2025 14:29 CEST | Update | N/A |
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| article html file updated | 1 April 2020 18:35 CEST | Update | N/A |
| article html file updated | 20 March 2020 12:03 CET | Original file | N/A |
| article pdf uploaded. | 20 March 2020 12:02 CET | Updated version of record | https://www.mdpi.com/1424-8220/20/6/1636/pdf |
| article xml uploaded. | 20 March 2020 12:02 CET | Update | https://www.mdpi.com/1424-8220/20/6/1636/xml |
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| article pdf uploaded. | 14 March 2020 14:53 CET | Version of Record | https://www.mdpi.com/1424-8220/20/6/1636/pdf-vor |
| article xml file uploaded | 14 March 2020 14:53 CET | Original file | N/A |
