| article html file updated | 14 August 2026 13:35 CEST | Update | https://www.mdpi.com/1424-8220/17/4/737 |
| article html file updated | 8 February 2020 02:41 CET | Update | N/A |
| article html file updated | 24 September 2019 02:47 CEST | Update | N/A |
| article html file updated | 4 May 2019 04:05 CEST | Update | N/A |
| article html file updated | 29 April 2017 13:45 CEST | Update | N/A |
| article html file updated | 1 April 2017 08:25 CEST | Original file | N/A |
| article xml uploaded. | 1 April 2017 08:24 CEST | Original file | https://www.mdpi.com/1424-8220/17/4/737/xml |
| article pdf uploaded. | 1 April 2017 08:24 CEST | Updated version of record | https://www.mdpi.com/1424-8220/17/4/737/pdf |
| article pdf uploaded. | 31 March 2017 12:32 CEST | Version of Record | https://www.mdpi.com/1424-8220/17/4/737/pdf-vor |
