| article html file updated | 31 August 2025 03:15 CEST | Update | https://www.mdpi.com/1424-8220/19/20/4577 |
| article html file updated | 21 August 2025 22:59 CEST | Update | - |
| article html file updated | 14 February 2020 02:40 CET | Update | - |
| article html file updated | 31 October 2019 02:17 CET | Update | - |
| article html file updated | 21 October 2019 13:29 CEST | Original file | - |
| article pdf uploaded. | 21 October 2019 13:28 CEST | Version of Record | https://www.mdpi.com/1424-8220/19/20/4577/pdf |
| article xml uploaded. | 21 October 2019 13:28 CEST | Update | https://www.mdpi.com/1424-8220/19/20/4577/xml |
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