| article html file updated | 5 February 2020 21:07 CET | Update | https://www.mdpi.com/1422-0067/13/7/8628 |
| article html file updated | 19 September 2019 11:47 CEST | Update | - |
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| article html file updated | 17 June 2015 00:58 CEST | Update | - |
| article html file updated | 14 August 2014 12:05 CEST | Update | - |
| article xml file uploaded | 14 August 2014 12:05 CEST | Original file | https://www.mdpi.com/1422-0067/13/7/8628/xml |
| article html file updated | 7 February 2013 13:28 CET | Update | - |
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| article html file updated | 29 January 2013 05:15 CET | Update | - |
| article html file updated | 26 January 2013 11:57 CET | Update | - |
| article html file updated | 23 January 2013 21:42 CET | Original file | - |
