| article html file updated | 8 February 2020 14:19 CET | Update | https://www.mdpi.com/1660-3397/15/9/262 |
| article html file updated | 26 September 2019 17:17 CEST | Update | - |
| article html file updated | 3 May 2019 05:27 CEST | Update | - |
| article html file updated | 30 September 2017 12:34 CEST | Update | - |
| article html file updated | 23 August 2017 13:55 CEST | Original file | - |
| article xml uploaded. | 23 August 2017 13:54 CEST | Original file | https://www.mdpi.com/1660-3397/15/9/262/xml |
| article pdf uploaded. | 23 August 2017 13:54 CEST | Version of Record | https://www.mdpi.com/1660-3397/15/9/262/pdf |
