| article html file updated | 7 February 2020 10:59 CET | Update | https://www.mdpi.com/1424-8220/16/7/999 |
| article html file updated | 5 May 2019 11:27 CEST | Update | N/A |
| article html file updated | 27 March 2019 08:56 CET | Update | N/A |
| article html file updated | 1 August 2016 05:45 CEST | Update | N/A |
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| article html file updated | 29 July 2016 12:18 CEST | Update | N/A |
| article html file updated | 29 June 2016 12:32 CEST | Original file | N/A |
| article xml uploaded. | 29 June 2016 11:48 CEST | Original file | https://www.mdpi.com/1424-8220/16/7/999/xml |
| article pdf uploaded. | 29 June 2016 11:48 CEST | Version of Record | https://www.mdpi.com/1424-8220/16/7/999/pdf |
