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| article xml file uploaded | 20 December 2013 09:17 CET | Original file | https://www.mdpi.com/1424-8220/13/11/14611/xml |
| article pdf uploaded. | 29 October 2013 12:11 CET | Version of Record | https://www.mdpi.com/1424-8220/13/11/14611/pdf |