| article html file updated | 8 February 2020 11:10 CET | Update | https://www.mdpi.com/1660-3397/15/7/215 |
| article html file updated | 25 September 2019 23:33 CEST | Update | - |
| article html file updated | 3 May 2019 12:05 CEST | Update | - |
| article html file updated | 27 March 2019 16:03 CET | Update | - |
| article html file updated | 31 July 2017 08:18 CEST | Update | - |
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| article html file updated | 16 July 2017 09:17 CEST | Update | - |
| article html file updated | 16 July 2017 09:17 CEST | Original file | - |
| article xml uploaded. | 16 July 2017 09:15 CEST | Original file | https://www.mdpi.com/1660-3397/15/7/215/xml |
| article pdf uploaded. | 16 July 2017 09:15 CEST | Version of Record | https://www.mdpi.com/1660-3397/15/7/215/pdf |
