| article html file updated | 14 August 2026 14:48 CEST | Update | https://www.mdpi.com/1660-3397/15/6/154 |
| article html file updated | 8 February 2020 06:59 CET | Update | N/A |
| article html file updated | 25 September 2019 01:47 CEST | Update | N/A |
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| article html file updated | 30 May 2017 09:24 CEST | Original file | N/A |
| article xml uploaded. | 30 May 2017 09:22 CEST | Original file | https://www.mdpi.com/1660-3397/15/6/154/xml |
| article pdf uploaded. | 30 May 2017 09:22 CEST | Version of Record | https://www.mdpi.com/1660-3397/15/6/154/pdf |
