| article html file updated | 12 August 2026 19:12 CEST | Update | https://www.mdpi.com/1660-3397/11/5/1506 |
| article html file updated | 6 February 2020 02:01 CET | Update | N/A |
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| article html file updated | 6 August 2013 15:48 CEST | Original file | N/A |
| article xml file uploaded | 6 August 2013 15:48 CEST | Original file | https://www.mdpi.com/1660-3397/11/5/1506/xml |
| article supplementary file uploaded. | 10 May 2013 16:33 CEST | - | https://www.mdpi.com/1660-3397/11/5/1506#supplementary |
| article pdf uploaded. | 10 May 2013 16:33 CEST | Version of Record | https://www.mdpi.com/1660-3397/11/5/1506/pdf |
