| article html file updated | 9 February 2020 04:23 CET | Update | https://www.mdpi.com/1424-8220/18/2/349 |
| article html file updated | 30 September 2019 05:41 CEST | Update | - |
| article html file updated | 1 May 2019 23:29 CEST | Update | - |
| article html file updated | 17 April 2019 22:04 CEST | Update | - |
| article html file updated | 28 March 2019 18:26 CET | Update | - |
| article html file updated | 14 March 2018 18:24 CET | Update | - |
| article html file updated | 29 January 2018 04:57 CET | Original file | - |
| article xml uploaded. | 29 January 2018 04:56 CET | Update | https://www.mdpi.com/1424-8220/18/2/349/xml |
| article xml uploaded. | 29 January 2018 04:56 CET | Update | - |
| article xml uploaded. | 29 January 2018 04:56 CET | Update | - |
| article xml uploaded. | 29 January 2018 04:56 CET | Update | - |
| article xml uploaded. | 29 January 2018 04:56 CET | Update | - |
| article xml uploaded. | 29 January 2018 04:56 CET | Update | - |
| article xml uploaded. | 29 January 2018 04:56 CET | Update | - |
| article xml uploaded. | 29 January 2018 04:56 CET | Update | - |
| article xml uploaded. | 29 January 2018 04:55 CET | Update | - |
| article xml uploaded. | 29 January 2018 04:55 CET | Update | - |
| article xml uploaded. | 29 January 2018 04:55 CET | Original file | - |
| article pdf uploaded. | 29 January 2018 04:55 CET | Updated version of record | https://www.mdpi.com/1424-8220/18/2/349/pdf |
| article pdf uploaded. | 25 January 2018 17:34 CET | Version of Record | https://www.mdpi.com/1424-8220/18/2/349/pdf-vor |
