| article html file updated | 14 August 2026 13:38 CEST | Update | https://www.mdpi.com/1424-8220/17/4/756 |
| article html file updated | 8 February 2020 02:49 CET | Update | N/A |
| article html file updated | 24 September 2019 03:34 CEST | Update | N/A |
| article html file updated | 4 May 2019 03:46 CEST | Update | N/A |
| article html file updated | 29 April 2017 13:49 CEST | Update | N/A |
| article html file updated | 5 April 2017 14:59 CEST | Original file | N/A |
| article xml uploaded. | 5 April 2017 14:58 CEST | Original file | https://www.mdpi.com/1424-8220/17/4/756/xml |
| article pdf uploaded. | 5 April 2017 14:58 CEST | Updated version of record | https://www.mdpi.com/1424-8220/17/4/756/pdf |
| article pdf uploaded. | 3 April 2017 09:41 CEST | Version of Record | https://www.mdpi.com/1424-8220/17/4/756/pdf-vor |
