| article html file updated | 1 September 2025 06:52 CEST | Update | https://www.mdpi.com/1660-3397/18/9/450 |
| article html file updated | 22 July 2022 05:05 CEST | Update | - |
| article html file updated | 7 October 2020 09:52 CEST | Update | - |
| article html file updated | 30 August 2020 14:28 CEST | Original file | - |
| article pdf uploaded. | 30 August 2020 14:27 CEST | Updated version of record | https://www.mdpi.com/1660-3397/18/9/450/pdf |
| article xml uploaded. | 30 August 2020 14:27 CEST | Update | https://www.mdpi.com/1660-3397/18/9/450/xml |
| article xml file uploaded | 30 August 2020 14:27 CEST | Original file | - |
| article pdf uploaded. | 27 August 2020 17:21 CEST | Updated version of record | https://www.mdpi.com/1660-3397/18/9/450/pdf-vor |
| article supplementary file uploaded. | 27 August 2020 17:21 CEST | - | https://www.mdpi.com/1660-3397/18/9/450#supplementary |
| article pdf uploaded. | 27 August 2020 17:21 CEST | Version of Record | https://www.mdpi.com/1660-3397/18/9/450/pdf-vor |
