| article html file updated | 7 February 2020 01:43 CET | Update | https://www.mdpi.com/1660-3397/13/12/7059 |
| article html file updated | 6 May 2019 06:01 CEST | Update | N/A |
| article html file updated | 26 March 2019 15:40 CET | Original file | N/A |
| article pdf uploaded. | 4 December 2015 12:14 CET | Updated version of record | https://www.mdpi.com/1660-3397/13/12/7059/pdf |
| article pdf uploaded. | 3 December 2015 11:47 CET | Version of Record | https://www.mdpi.com/1660-3397/13/12/7059/pdf-vor |
| article xml uploaded. | 3 December 2015 11:47 CET | Original file | https://www.mdpi.com/1660-3397/13/12/7059/xml |
