| article html file updated | 8 February 2020 01:41 CET | Update | https://www.mdpi.com/1424-8220/17/3/615 |
| article html file updated | 23 September 2019 21:02 CEST | Update | - |
| article html file updated | 4 May 2019 06:14 CEST | Update | - |
| article html file updated | 31 March 2017 10:21 CEST | Update | - |
| article html file updated | 19 March 2017 05:36 CET | Original file | - |
| article xml uploaded. | 19 March 2017 05:35 CET | Original file | https://www.mdpi.com/1424-8220/17/3/615/xml |
| article pdf uploaded. | 19 March 2017 05:35 CET | Updated version of record | https://www.mdpi.com/1424-8220/17/3/615/pdf |
| article pdf uploaded. | 17 March 2017 11:58 CET | Version of Record | https://www.mdpi.com/1424-8220/17/3/615/pdf-vor |
