| article html file updated | 18 August 2026 11:42 CEST | Update | https://www.mdpi.com/1424-8220/20/23/6873 |
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| article pdf uploaded. | 3 December 2020 19:59 CET | Updated version of record | https://www.mdpi.com/1424-8220/20/23/6873/pdf |
| article xml uploaded. | 3 December 2020 19:59 CET | Update | https://www.mdpi.com/1424-8220/20/23/6873/xml |
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| article pdf uploaded. | 2 December 2020 15:28 CET | Updated version of record | https://www.mdpi.com/1424-8220/20/23/6873/pdf-vor |
| article xml uploaded. | 2 December 2020 15:28 CET | Update | N/A |
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| article pdf uploaded. | 1 December 2020 10:27 CET | Version of Record | https://www.mdpi.com/1424-8220/20/23/6873/pdf-vor |
