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| article supplementary file uploaded. | 29 August 2014 14:12 CEST | - | https://www.mdpi.com/1424-8247/7/8/866#supplementary |
| article pdf uploaded. | 19 August 2014 15:19 CEST | Updated version of record | https://www.mdpi.com/1424-8247/7/8/866/pdf |
| article pdf uploaded. | 18 August 2014 14:03 CEST | Version of Record | https://www.mdpi.com/1424-8247/7/8/866/pdf-vor |
