| article html file updated | 15 August 2026 01:37 CEST | Update | https://www.mdpi.com/1424-8220/18/5/1506 |
| article html file updated | 9 February 2020 17:08 CET | Update | N/A |
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| article pdf uploaded. | 11 May 2018 11:56 CEST | Updated version of record | https://www.mdpi.com/1424-8220/18/5/1506/pdf |
| article xml uploaded. | 11 May 2018 11:56 CEST | Update | https://www.mdpi.com/1424-8220/18/5/1506/xml |
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