| article html file updated | 31 August 2025 07:31 CEST | Update | https://www.mdpi.com/1660-3397/18/1/21 |
| article html file updated | 19 July 2022 20:47 CEST | Update | N/A |
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| article supplementary file uploaded. | 26 December 2019 06:57 CET | - | https://www.mdpi.com/1660-3397/18/1/21#supplementary |
| article pdf uploaded. | 26 December 2019 06:57 CET | Version of Record | https://www.mdpi.com/1660-3397/18/1/21/pdf |
| article xml uploaded. | 26 December 2019 06:57 CET | Update | https://www.mdpi.com/1660-3397/18/1/21/xml |
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