| article html file updated | 8 February 2020 00:23 CET | Update | https://www.mdpi.com/1424-8220/17/3/477 |
| article html file updated | 23 September 2019 13:35 CEST | Update | N/A |
| article html file updated | 4 May 2019 09:09 CEST | Update | N/A |
| article html file updated | 31 March 2017 09:55 CEST | Update | N/A |
| article html file updated | 1 March 2017 04:30 CET | Original file | N/A |
| article xml uploaded. | 1 March 2017 04:22 CET | Original file | https://www.mdpi.com/1424-8220/17/3/477/xml |
| article pdf uploaded. | 1 March 2017 04:22 CET | Updated version of record | https://www.mdpi.com/1424-8220/17/3/477/pdf |
| article pdf uploaded. | 27 February 2017 14:40 CET | Version of Record | https://www.mdpi.com/1424-8220/17/3/477/pdf-vor |
