| article html file updated | 31 August 2025 22:20 CEST | Update | https://www.mdpi.com/1424-2818/12/6/220 |
| article html file updated | 21 July 2022 06:44 CEST | Update | N/A |
| article html file updated | 23 June 2020 13:57 CEST | Update | N/A |
| article pdf uploaded. | 23 June 2020 13:56 CEST | Updated version of record | https://www.mdpi.com/1424-2818/12/6/220/pdf |
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| article pdf uploaded. | 21 June 2020 13:37 CEST | Updated version of record | https://www.mdpi.com/1424-2818/12/6/220/pdf-vor |
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