| article html file updated | 15 August 2026 02:15 CEST | Update | https://www.mdpi.com/1424-8220/18/6/1697 |
| article html file updated | 9 February 2020 18:55 CET | Update | N/A |
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| article html file updated | 27 June 2018 06:42 CEST | Update | N/A |
| article html file updated | 24 May 2018 14:21 CEST | Original file | N/A |
| article supplementary file uploaded. | 24 May 2018 14:20 CEST | - | https://www.mdpi.com/1424-8220/18/6/1697#supplementary |
| article pdf uploaded. | 24 May 2018 14:20 CEST | Version of Record | https://www.mdpi.com/1424-8220/18/6/1697/pdf |
| article xml uploaded. | 24 May 2018 14:20 CEST | Update | https://www.mdpi.com/1424-8220/18/6/1697/xml |
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