| article html file updated | 14 August 2026 14:11 CEST | Update | https://www.mdpi.com/1424-8220/17/5/997 |
| article html file updated | 8 February 2020 04:47 CET | Update | N/A |
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| article xml uploaded. | 8 May 2017 08:13 CEST | Original file | https://www.mdpi.com/1424-8220/17/5/997/xml |
| article pdf uploaded. | 8 May 2017 08:13 CEST | Updated version of record | https://www.mdpi.com/1424-8220/17/5/997/pdf |
| article pdf uploaded. | 30 April 2017 13:17 CEST | Version of Record | https://www.mdpi.com/1424-8220/17/5/997/pdf-vor |
