| article html file updated | 6 February 2020 10:13 CET | Update | https://www.mdpi.com/1422-0067/15/7/11204 | 
| article html file updated | 7 May 2019 12:37 CEST | Update | - | 
| article html file updated | 21 March 2019 19:33 CET | Update | - | 
| article html file updated | 20 August 2015 10:51 CEST | Update | - | 
| article html file updated | 20 August 2014 04:57 CEST | Update | - | 
| article xml file uploaded | 20 August 2014 04:57 CEST | Update | https://www.mdpi.com/1422-0067/15/7/11204/xml | 
| article html file updated | 13 August 2014 13:48 CEST | Original file | - | 
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| article supplementary file uploaded. | 25 June 2014 11:13 CEST | - | https://www.mdpi.com/1422-0067/15/7/11204#supplementary | 
| article pdf uploaded. | 25 June 2014 11:13 CEST | Version of Record | https://www.mdpi.com/1422-0067/15/7/11204/pdf |