| article html file updated | 14 August 2026 21:59 CEST | Update | https://www.mdpi.com/1424-8220/18/2/502 |
| article html file updated | 9 February 2020 05:51 CET | Update | N/A |
| article html file updated | 30 September 2019 14:42 CEST | Update | N/A |
| article html file updated | 1 May 2019 20:13 CEST | Update | N/A |
| article html file updated | 17 April 2019 19:18 CEST | Update | N/A |
| article html file updated | 28 March 2019 21:39 CET | Update | N/A |
| article html file updated | 14 March 2018 19:25 CET | Update | N/A |
| article html file updated | 8 February 2018 09:36 CET | Original file | N/A |
| article xml uploaded. | 8 February 2018 09:35 CET | Original file | https://www.mdpi.com/1424-8220/18/2/502/xml |
| article pdf uploaded. | 8 February 2018 09:35 CET | Updated version of record | https://www.mdpi.com/1424-8220/18/2/502/pdf |
| article pdf uploaded. | 7 February 2018 13:03 CET | Version of Record | https://www.mdpi.com/1424-8220/18/2/502/pdf-vor |
