| article html file updated | 9 February 2020 08:58 CET | Update | https://www.mdpi.com/2297-8747/23/1/13 |
| article html file updated | 1 October 2019 08:43 CEST | Update | N/A |
| article html file updated | 1 May 2019 13:34 CEST | Update | N/A |
| article html file updated | 17 April 2019 13:13 CEST | Update | N/A |
| article html file updated | 29 March 2019 04:40 CET | Update | N/A |
| article html file updated | 8 March 2018 12:22 CET | Original file | N/A |
| article xml uploaded. | 8 March 2018 12:21 CET | Update | https://www.mdpi.com/2297-8747/23/1/13/xml |
| article pdf uploaded. | 8 March 2018 12:21 CET | Updated version of record | https://www.mdpi.com/2297-8747/23/1/13/pdf |
| article pdf uploaded. | 7 March 2018 16:17 CET | Version of Record | https://www.mdpi.com/2297-8747/23/1/13/pdf-vor |
