| article html file updated | 6 February 2020 22:50 CET | Update | https://www.mdpi.com/1660-3397/13/9/5901 |
| article html file updated | 6 May 2019 11:17 CEST | Update | N/A |
| article html file updated | 26 March 2019 10:48 CET | Update | N/A |
| article html file updated | 28 September 2015 06:42 CEST | Original file | N/A |
| article xml file uploaded | 28 September 2015 06:42 CEST | Original file | https://www.mdpi.com/1660-3397/13/9/5901/xml |
| article pdf uploaded. | 16 September 2015 10:50 CEST | Version of Record | https://www.mdpi.com/1660-3397/13/9/5901/pdf |
