| article html file updated | 7 February 2020 20:34 CET | Update | https://www.mdpi.com/1424-8220/17/1/69 |
| article html file updated | 22 September 2019 16:42 CEST | Update | N/A |
| article html file updated | 4 May 2019 17:16 CEST | Update | N/A |
| article html file updated | 17 March 2017 11:43 CET | Update | N/A |
| article xml uploaded. | 17 March 2017 11:42 CET | Update | https://www.mdpi.com/1424-8220/17/1/69/xml |
| article pdf uploaded. | 17 March 2017 11:42 CET | Updated version of record | https://www.mdpi.com/1424-8220/17/1/69/pdf |
| Erratum published | 16 March 2017 00:00 CET | Erratum | http://www.mdpi.com/1424-8220/17/3/606 |
| article html file updated | 8 February 2017 09:18 CET | Update | N/A |
| article html file updated | 30 December 2016 10:52 CET | Original file | N/A |
| article xml uploaded. | 30 December 2016 10:50 CET | Update | N/A |
| article xml uploaded. | 30 December 2016 10:50 CET | Original file | N/A |
| article pdf uploaded. | 30 December 2016 10:50 CET | Version of Record | https://www.mdpi.com/1424-8220/17/1/69/pdf-vor |