| article html file updated | 17 August 2026 03:25 CEST | Update | https://www.mdpi.com/1424-8220/20/4/1139 |
| article html file updated | 31 August 2025 12:08 CEST | Update | N/A |
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| article html file updated | 6 March 2020 12:46 CET | Update | N/A |
| article html file updated | 1 March 2020 03:54 CET | Original file | N/A |
| article pdf uploaded. | 1 March 2020 03:52 CET | Updated version of record | https://www.mdpi.com/1424-8220/20/4/1139/pdf |
| article xml uploaded. | 1 March 2020 03:52 CET | Update | https://www.mdpi.com/1424-8220/20/4/1139/xml |
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| article pdf uploaded. | 19 February 2020 14:30 CET | Version of Record | https://www.mdpi.com/1424-8220/20/4/1139/pdf-vor |
| article xml file uploaded | 19 February 2020 14:30 CET | Original file | N/A |
