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| article xml uploaded. | 21 August 2017 09:56 CEST | Update | https://www.mdpi.com/1424-8220/17/8/1919/xml |
| article pdf uploaded. | 21 August 2017 09:56 CEST | Updated version of record | https://www.mdpi.com/1424-8220/17/8/1919/pdf |
| article html file updated | 20 August 2017 12:30 CEST | Original file | N/A |
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| article pdf uploaded. | 20 August 2017 12:29 CEST | Updated version of record | https://www.mdpi.com/1424-8220/17/8/1919/pdf-vor |
| article pdf uploaded. | 20 August 2017 11:23 CEST | Version of Record | https://www.mdpi.com/1424-8220/17/8/1919/pdf-vor |
