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| article html file updated | 5 November 2018 09:59 CET | Original file | N/A |
| article pdf uploaded. | 5 November 2018 09:58 CET | Updated version of record | https://www.mdpi.com/2073-4344/8/11/503/pdf |
| article xml uploaded. | 5 November 2018 09:58 CET | Update | https://www.mdpi.com/2073-4344/8/11/503/xml |
| article xml file uploaded | 5 November 2018 09:58 CET | Update | N/A |
| article pdf uploaded. | 28 October 2018 07:29 CET | Version of Record | https://www.mdpi.com/2073-4344/8/11/503/pdf-vor |
| article xml file uploaded | 28 October 2018 07:29 CET | Original file | N/A |
