| article html file updated | 31 August 2025 03:21 CEST | Update | https://www.mdpi.com/1424-8220/19/21/4606 |
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| article html file updated | 28 October 2019 10:20 CET | Update | N/A |
| article pdf uploaded. | 28 October 2019 10:18 CET | Updated version of record | https://www.mdpi.com/1424-8220/19/21/4606/pdf |
| article xml uploaded. | 28 October 2019 10:18 CET | Update | https://www.mdpi.com/1424-8220/19/21/4606/xml |
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| article html file updated | 23 October 2019 13:06 CEST | Original file | N/A |
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| article xml uploaded. | 23 October 2019 13:04 CEST | Update | N/A |
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