| article html file updated | 31 August 2025 01:29 CEST | Update | https://www.mdpi.com/1422-0067/20/18/4574 |
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| article pdf uploaded. | 16 September 2019 08:50 CEST | Updated version of record | https://www.mdpi.com/1422-0067/20/18/4574/pdf |
| article xml uploaded. | 16 September 2019 08:50 CEST | Update | https://www.mdpi.com/1422-0067/20/18/4574/xml |
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| article pdf uploaded. | 15 September 2019 12:22 CEST | Version of Record | https://www.mdpi.com/1422-0067/20/18/4574/pdf-vor |
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