| article html file updated | 8 February 2020 03:58 CET | Update | https://www.mdpi.com/1424-8220/17/4/902 |
| article html file updated | 24 September 2019 10:00 CEST | Update | N/A |
| article html file updated | 4 May 2019 01:30 CEST | Update | N/A |
| article html file updated | 29 April 2017 14:24 CEST | Update | N/A |
| article html file updated | 24 April 2017 12:24 CEST | Update | N/A |
| article xml uploaded. | 24 April 2017 12:23 CEST | Update | https://www.mdpi.com/1424-8220/17/4/902/xml |
| article pdf uploaded. | 24 April 2017 12:22 CEST | Updated version of record | https://www.mdpi.com/1424-8220/17/4/902/pdf |
| article html file updated | 24 April 2017 12:16 CEST | Update | N/A |
| article pdf uploaded. | 24 April 2017 12:15 CEST | Updated version of record | https://www.mdpi.com/1424-8220/17/4/902/pdf-vor |
| article html file updated | 24 April 2017 11:53 CEST | Update | N/A |
| article pdf uploaded. | 24 April 2017 11:52 CEST | Updated version of record | https://www.mdpi.com/1424-8220/17/4/902/pdf-vor |
| article html file updated | 20 April 2017 09:32 CEST | Original file | N/A |
| article pdf uploaded. | 20 April 2017 09:31 CEST | Version of Record | https://www.mdpi.com/1424-8220/17/4/902/pdf-vor |
