| article html file updated | 8 January 2020 20:25 CET | Update | https://www.mdpi.com/1424-8220/13/1/1319 |
| article html file updated | 19 September 2019 17:16 CEST | Update | - |
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| article xml file uploaded | 30 October 2013 09:22 CET | Update | https://www.mdpi.com/1424-8220/13/1/1319/xml |
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| article html file updated | 22 February 2013 08:35 CET | Original file | - |
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| article pdf uploaded. | 21 January 2013 09:41 CET | Version of Record | https://www.mdpi.com/1424-8220/13/1/1319/pdf |
