| article html file updated | 8 February 2020 07:01 CET | Update | https://www.mdpi.com/1099-4300/19/6/250 |
| article html file updated | 25 September 2019 01:59 CEST | Update | N/A |
| article html file updated | 3 May 2019 19:50 CEST | Update | N/A |
| article html file updated | 27 June 2017 10:27 CEST | Update | N/A |
| article html file updated | 6 June 2017 13:44 CEST | Original file | N/A |
| article xml uploaded. | 6 June 2017 13:42 CEST | Update | https://www.mdpi.com/1099-4300/19/6/250/xml |
| article pdf uploaded. | 6 June 2017 13:42 CEST | Updated version of record | https://www.mdpi.com/1099-4300/19/6/250/pdf |
| article pdf uploaded. | 30 May 2017 12:04 CEST | Version of Record | https://www.mdpi.com/1099-4300/19/6/250/pdf-vor |
