| article html file updated | 9 February 2020 05:13 CET | Update | https://www.mdpi.com/1424-8220/18/2/431 |
| article html file updated | 30 September 2019 10:44 CEST | Update | - |
| article html file updated | 1 May 2019 21:40 CEST | Update | - |
| article html file updated | 17 April 2019 20:30 CEST | Update | - |
| article html file updated | 28 March 2019 20:15 CET | Update | - |
| article html file updated | 14 March 2018 18:54 CET | Update | - |
| article html file updated | 22 February 2018 10:16 CET | Update | - |
| article xml uploaded. | 22 February 2018 10:15 CET | Update | https://www.mdpi.com/1424-8220/18/2/431/xml |
| article xml uploaded. | 22 February 2018 10:15 CET | Update | - |
| article pdf uploaded. | 22 February 2018 10:15 CET | Updated version of record | https://www.mdpi.com/1424-8220/18/2/431/pdf |
| article html file updated | 11 February 2018 06:49 CET | Update | - |
| article xml uploaded. | 11 February 2018 06:47 CET | Update | - |
| article xml uploaded. | 11 February 2018 06:47 CET | Update | - |
| article xml uploaded. | 11 February 2018 06:47 CET | Update | - |
| article pdf uploaded. | 11 February 2018 06:47 CET | Updated version of record | https://www.mdpi.com/1424-8220/18/2/431/pdf-vor |
| article html file updated | 9 February 2018 09:48 CET | Update | - |
| article xml uploaded. | 9 February 2018 09:47 CET | Update | - |
| article xml uploaded. | 9 February 2018 09:47 CET | Update | - |
| article pdf uploaded. | 9 February 2018 09:47 CET | Updated version of record | https://www.mdpi.com/1424-8220/18/2/431/pdf-vor |
| article html file updated | 1 February 2018 16:38 CET | Original file | - |
| article xml uploaded. | 1 February 2018 16:37 CET | Update | - |
| article xml uploaded. | 1 February 2018 16:37 CET | Original file | - |
| article pdf uploaded. | 1 February 2018 16:37 CET | Version of Record | https://www.mdpi.com/1424-8220/18/2/431/pdf-vor |
