| article html file updated | 13 August 2026 23:05 CEST | Update | https://www.mdpi.com/1424-8220/15/6/14162 |
| article html file updated | 6 February 2020 19:43 CET | Update | N/A |
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| article xml file uploaded | 15 July 2015 05:37 CEST | Original file | https://www.mdpi.com/1424-8220/15/6/14162/xml |
| article pdf uploaded. | 23 June 2015 09:06 CEST | Updated version of record | https://www.mdpi.com/1424-8220/15/6/14162/pdf |
| article pdf uploaded. | 16 June 2015 12:02 CEST | Version of Record | https://www.mdpi.com/1424-8220/15/6/14162/pdf-vor |
