| article html file updated | 7 February 2020 13:02 CET | Update | https://www.mdpi.com/2076-3417/6/8/222 |
| article html file updated | 5 May 2019 07:39 CEST | Update | - |
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| article html file updated | 25 August 2016 07:13 CEST | Update | - |
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| article html file updated | 9 August 2016 09:09 CEST | Original file | - |
| article xml uploaded. | 9 August 2016 09:07 CEST | Update | https://www.mdpi.com/2076-3417/6/8/222/xml |
| article pdf uploaded. | 9 August 2016 09:07 CEST | Version of Record | https://www.mdpi.com/2076-3417/6/8/222/pdf |
