| article html file updated | 15 August 2026 09:47 CEST | Update | https://www.mdpi.com/2073-4433/9/11/421 |
| article html file updated | 30 August 2025 08:14 CEST | Update | N/A |
| article html file updated | 17 July 2022 06:23 CEST | Update | N/A |
| article html file updated | 10 February 2020 18:18 CET | Update | N/A |
| article html file updated | 9 October 2019 16:29 CEST | Update | N/A |
| article html file updated | 28 April 2019 15:06 CEST | Update | N/A |
| article html file updated | 14 April 2019 10:15 CEST | Update | N/A |
| article html file updated | 1 April 2019 12:56 CEST | Update | N/A |
| article html file updated | 27 November 2018 05:10 CET | Update | N/A |
| article pdf uploaded. | 29 October 2018 02:18 CET | Updated version of record | https://www.mdpi.com/2073-4433/9/11/421/pdf |
| article xml uploaded. | 29 October 2018 02:18 CET | Update | https://www.mdpi.com/2073-4433/9/11/421/xml |
| article xml file uploaded | 29 October 2018 02:18 CET | Update | N/A |
| article html file updated | 29 October 2018 02:18 CET | Update | N/A |
| article xml uploaded. | 27 October 2018 12:28 CEST | Update | N/A |
| article pdf uploaded. | 27 October 2018 12:28 CEST | Updated version of record | N/A |
| article pdf uploaded. | 27 October 2018 12:18 CEST | Version of Record | N/A |
| article xml uploaded. | 27 October 2018 12:18 CEST | Update | N/A |
| article xml file uploaded | 27 October 2018 12:18 CEST | Original file | N/A |
| article html file updated | 27 October 2018 12:18 CEST | Original file | N/A |
