| article html file updated | 9 February 2020 01:28 CET | Update | https://www.mdpi.com/1660-3397/16/1/5 |
| article html file updated | 29 September 2019 13:13 CEST | Update | - |
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| article html file updated | 29 December 2017 06:20 CET | Update | - |
| article html file updated | 29 December 2017 06:19 CET | Original file | - |
| article xml uploaded. | 29 December 2017 06:19 CET | Update | https://www.mdpi.com/1660-3397/16/1/5/xml |
| article pdf uploaded. | 29 December 2017 06:19 CET | Updated version of record | https://www.mdpi.com/1660-3397/16/1/5/pdf |
| article xml uploaded. | 29 December 2017 06:17 CET | Original file | - |
| article pdf uploaded. | 29 December 2017 06:17 CET | Version of Record | https://www.mdpi.com/1660-3397/16/1/5/pdf-vor |
