| article html file updated | 12 August 2026 21:25 CEST | Update | https://www.mdpi.com/1660-3397/11/12/4993 |
| article html file updated | 6 February 2020 06:07 CET | Update | N/A |
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| article xml file uploaded | 7 January 2014 12:47 CET | Original file | https://www.mdpi.com/1660-3397/11/12/4993/xml |
| article supplementary file uploaded. | 11 December 2013 14:30 CET | - | https://www.mdpi.com/1660-3397/11/12/4993#supplementary |
| article pdf uploaded. | 11 December 2013 14:30 CET | Version of Record | https://www.mdpi.com/1660-3397/11/12/4993/pdf |
