| article html file updated | 8 February 2020 08:10 CET | Update | https://www.mdpi.com/1099-4300/19/6/272 |
| article html file updated | 25 September 2019 07:46 CEST | Update | - |
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| article html file updated | 27 June 2017 10:30 CEST | Update | - |
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| article xml uploaded. | 13 June 2017 13:51 CEST | Original file | https://www.mdpi.com/1099-4300/19/6/272/xml |
| article pdf uploaded. | 13 June 2017 13:51 CEST | Version of Record | https://www.mdpi.com/1099-4300/19/6/272/pdf |
