| article html file updated | 8 February 2020 01:36 CET | Update | https://www.mdpi.com/1424-8220/17/3/606 |
| article html file updated | 23 September 2019 20:37 CEST | Update | - |
| article html file updated | 4 May 2019 06:24 CEST | Update | - |
| article html file updated | 31 March 2017 10:20 CEST | Update | - |
| article html file updated | 16 March 2017 16:00 CET | Original file | - |
| article xml uploaded. | 16 March 2017 15:59 CET | Original file | https://www.mdpi.com/1424-8220/17/3/606/xml |
| article pdf uploaded. | 16 March 2017 15:59 CET | Version of Record | https://www.mdpi.com/1424-8220/17/3/606/pdf |
