| article html file updated | 17 August 2026 08:32 CEST | Update | https://www.mdpi.com/1424-8220/20/7/2138 |
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| article html file updated | 13 April 2020 07:05 CEST | Update | N/A |
| article pdf uploaded. | 13 April 2020 07:04 CEST | Updated version of record | https://www.mdpi.com/1424-8220/20/7/2138/pdf |
| article xml uploaded. | 13 April 2020 07:04 CEST | Update | https://www.mdpi.com/1424-8220/20/7/2138/xml |
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| article html file updated | 10 April 2020 14:07 CEST | Original file | N/A |
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| article xml file uploaded | 10 April 2020 14:06 CEST | Original file | N/A |
