| article html file updated | 1 September 2025 00:03 CEST | Update | https://www.mdpi.com/1660-3397/18/6/321 |
| article html file updated | 21 July 2022 21:18 CEST | Update | - |
| article html file updated | 7 July 2020 08:25 CEST | Update | - |
| article html file updated | 22 June 2020 04:52 CEST | Update | - |
| article pdf uploaded. | 22 June 2020 04:48 CEST | Updated version of record | https://www.mdpi.com/1660-3397/18/6/321/pdf |
| article xml uploaded. | 22 June 2020 04:48 CEST | Update | https://www.mdpi.com/1660-3397/18/6/321/xml |
| article xml file uploaded | 22 June 2020 04:48 CEST | Update | - |
| article html file updated | 20 June 2020 15:08 CEST | Original file | - |
| article pdf uploaded. | 20 June 2020 15:06 CEST | Updated version of record | https://www.mdpi.com/1660-3397/18/6/321/pdf-vor |
| article xml file uploaded | 20 June 2020 15:06 CEST | Original file | - |
| article supplementary file uploaded. | 18 June 2020 14:42 CEST | - | https://www.mdpi.com/1660-3397/18/6/321#supplementary |
| article pdf uploaded. | 18 June 2020 14:42 CEST | Version of Record | https://www.mdpi.com/1660-3397/18/6/321/pdf-vor |
