| article html file updated | 9 February 2020 11:04 CET | Update | https://www.mdpi.com/2297-8747/23/2/18 |
| article html file updated | 1 May 2019 09:06 CEST | Update | N/A |
| article html file updated | 17 April 2019 09:02 CEST | Update | N/A |
| article html file updated | 29 March 2019 09:23 CET | Update | N/A |
| article html file updated | 19 April 2018 17:44 CEST | Update | N/A |
| article xml uploaded. | 19 April 2018 17:43 CEST | Update | https://www.mdpi.com/2297-8747/23/2/18/xml |
| article pdf uploaded. | 19 April 2018 17:43 CEST | Updated version of record | https://www.mdpi.com/2297-8747/23/2/18/pdf |
| article html file updated | 28 March 2018 11:49 CEST | Update | N/A |
| article pdf uploaded. | 28 March 2018 11:48 CEST | Updated version of record | https://www.mdpi.com/2297-8747/23/2/18/pdf-vor |
| article html file updated | 26 March 2018 04:08 CEST | Original file | N/A |
| article pdf uploaded. | 26 March 2018 04:07 CEST | Updated version of record | https://www.mdpi.com/2297-8747/23/2/18/pdf-vor |
| article pdf uploaded. | 23 March 2018 17:37 CET | Version of Record | https://www.mdpi.com/2297-8747/23/2/18/pdf-vor |
