| article html file updated | 8 February 2020 09:44 CET | Update | https://www.mdpi.com/1660-3397/15/7/206 |
| article html file updated | 25 September 2019 16:12 CEST | Update | - |
| article html file updated | 3 May 2019 14:44 CEST | Update | - |
| article html file updated | 31 July 2017 08:17 CEST | Update | - |
| article html file updated | 30 June 2017 14:53 CEST | Original file | - |
| article xml uploaded. | 30 June 2017 14:52 CEST | Original file | https://www.mdpi.com/1660-3397/15/7/206/xml |
| article pdf uploaded. | 30 June 2017 14:52 CEST | Version of Record | https://www.mdpi.com/1660-3397/15/7/206/pdf |
