| article html file updated | 7 February 2020 07:43 CET | Update | https://www.mdpi.com/1099-4300/18/4/157 |
| article html file updated | 21 September 2019 15:52 CEST | Update | - |
| article html file updated | 5 May 2019 17:43 CEST | Update | - |
| article html file updated | 27 March 2019 02:50 CET | Update | - |
| article html file updated | 27 April 2016 11:38 CEST | Update | - |
| article html file updated | 25 April 2016 05:23 CEST | Original file | - |
| article xml uploaded. | 25 April 2016 05:22 CEST | Update | https://www.mdpi.com/1099-4300/18/4/157/xml |
| article pdf uploaded. | 25 April 2016 05:22 CEST | Updated version of record | https://www.mdpi.com/1099-4300/18/4/157/pdf |
| article pdf uploaded. | 23 April 2016 11:44 CEST | Version of Record | https://www.mdpi.com/1099-4300/18/4/157/pdf-vor |
