| article html file updated | 6 February 2020 19:43 CET | Update | https://www.mdpi.com/1660-4601/12/6/6892 |
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| article xml file uploaded | 2 July 2015 06:37 CEST | Original file | https://www.mdpi.com/1660-4601/12/6/6892/xml |
| article pdf uploaded. | 16 June 2015 11:13 CEST | Version of Record | https://www.mdpi.com/1660-4601/12/6/6892/pdf |