| article html file updated | 29 August 2025 22:41 CEST | Update | https://www.mdpi.com/1424-8220/16/2/211 |
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| article pdf uploaded. | 23 February 2016 08:38 CET | Updated version of record | https://www.mdpi.com/1424-8220/16/2/211/pdf |
| article pdf uploaded. | 22 February 2016 15:39 CET | Updated version of record | https://www.mdpi.com/1424-8220/16/2/211/pdf-vor |
| article pdf uploaded. | 5 February 2016 11:46 CET | Version of Record | https://www.mdpi.com/1424-8220/16/2/211/pdf-vor |
| article xml uploaded. | 5 February 2016 11:46 CET | Original file | https://www.mdpi.com/1424-8220/16/2/211/xml |
