| article html file updated | 5 February 2020 15:04 CET | Update | https://www.mdpi.com/1422-8599/2010/2/M688 |
| article html file updated | 9 May 2019 05:13 CEST | Update | - |
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| article html file updated | 25 September 2017 08:16 CEST | Update | - |
| article xml uploaded. | 25 September 2017 08:15 CEST | Original file | https://www.mdpi.com/1422-8599/2010/2/M688/xml |
| article html file updated | 14 December 2016 11:50 CET | Original file | - |
| article supplementary file uploaded. | 14 April 2014 06:11 CEST | - | https://www.mdpi.com/1422-8599/2010/2/M688#supplementary |
