| article html file updated | 8 February 2020 16:29 CET | Update | https://www.mdpi.com/2076-3417/7/9/957 |
| article html file updated | 27 September 2019 05:11 CEST | Update | - |
| article html file updated | 3 May 2019 01:25 CEST | Update | - |
| article html file updated | 26 September 2017 12:26 CEST | Update | - |
| article html file updated | 18 September 2017 12:29 CEST | Original file | - |
| article xml uploaded. | 18 September 2017 12:27 CEST | Original file | https://www.mdpi.com/2076-3417/7/9/957/xml |
| article pdf uploaded. | 18 September 2017 12:27 CEST | Version of Record | https://www.mdpi.com/2076-3417/7/9/957/pdf |
