| article html file updated | 7 February 2020 04:53 CET | Update | https://www.mdpi.com/1424-8220/16/3/273 |
| article html file updated | 5 May 2019 23:36 CEST | Update | N/A |
| article html file updated | 26 March 2019 21:24 CET | Update | N/A |
| article html file updated | 30 March 2016 07:45 CEST | Update | N/A |
| article html file updated | 29 March 2016 12:59 CEST | Original file | N/A |
| article xml uploaded. | 23 February 2016 12:51 CET | Update | https://www.mdpi.com/1424-8220/16/3/273/xml |
| article pdf uploaded. | 23 February 2016 12:51 CET | Updated version of record | https://www.mdpi.com/1424-8220/16/3/273/pdf |
| article pdf uploaded. | 23 February 2016 10:04 CET | Version of Record | N/A |
| article xml uploaded. | 23 February 2016 10:04 CET | Original file | N/A |
