| article html file updated | 8 February 2020 00:38 CET | Update | https://www.mdpi.com/1424-8220/17/3/493 |
| article html file updated | 23 September 2019 14:58 CEST | Update | N/A |
| article html file updated | 4 May 2019 08:35 CEST | Update | N/A |
| article html file updated | 31 March 2017 09:57 CEST | Update | N/A |
| article html file updated | 3 March 2017 07:05 CET | Update | N/A |
| article xml uploaded. | 3 March 2017 07:04 CET | Update | https://www.mdpi.com/1424-8220/17/3/493/xml |
| article pdf uploaded. | 3 March 2017 07:04 CET | Updated version of record | https://www.mdpi.com/1424-8220/17/3/493/pdf |
| article html file updated | 2 March 2017 14:27 CET | Original file | N/A |
| article pdf uploaded. | 2 March 2017 14:26 CET | Version of Record | https://www.mdpi.com/1424-8220/17/3/493/pdf-vor |
