| article html file updated | 9 February 2020 17:16 CET | Update | https://www.mdpi.com/1424-8220/18/5/1521 |
| article html file updated | 3 October 2019 12:04 CEST | Update | N/A |
| article html file updated | 30 April 2019 20:33 CEST | Update | N/A |
| article html file updated | 16 April 2019 21:00 CEST | Update | N/A |
| article html file updated | 29 March 2019 23:59 CET | Update | N/A |
| article html file updated | 31 May 2018 08:56 CEST | Update | N/A |
| article pdf uploaded. | 11 May 2018 15:43 CEST | Updated version of record | https://www.mdpi.com/1424-8220/18/5/1521/pdf |
| article html file updated | 11 May 2018 15:38 CEST | Original file | N/A |
| article xml uploaded. | 11 May 2018 15:37 CEST | Update | https://www.mdpi.com/1424-8220/18/5/1521/xml |
