| article html file updated | 8 February 2020 01:51 CET | Update | https://www.mdpi.com/1424-8220/17/3/638 |
| article html file updated | 23 September 2019 22:01 CEST | Update | - |
| article html file updated | 4 May 2019 05:52 CEST | Update | - |
| article html file updated | 31 March 2017 10:25 CEST | Update | - |
| article html file updated | 27 March 2017 05:18 CEST | Update | - |
| article html file updated | 22 March 2017 04:46 CET | Original file | - |
| article xml uploaded. | 22 March 2017 04:44 CET | Original file | https://www.mdpi.com/1424-8220/17/3/638/xml |
| article pdf uploaded. | 22 March 2017 04:44 CET | Updated version of record | https://www.mdpi.com/1424-8220/17/3/638/pdf |
| article pdf uploaded. | 20 March 2017 13:21 CET | Version of Record | https://www.mdpi.com/1424-8220/17/3/638/pdf-vor |
