| article html file updated | 6 February 2020 00:06 CET | Update | https://www.mdpi.com/1660-3397/11/1/184 |
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| article supplementary file uploaded. | 8 July 2014 05:17 CEST | - | https://www.mdpi.com/1660-3397/11/1/184#supplementary |
| article html file updated | 8 February 2013 09:35 CET | Update | - |
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| article xml file uploaded | 5 February 2013 10:45 CET | Original file | https://www.mdpi.com/1660-3397/11/1/184/xml |
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| article pdf uploaded. | 21 January 2013 09:07 CET | Version of Record | https://www.mdpi.com/1660-3397/11/1/184/pdf |