In relationship with the funding sources of this work I want to declare that there was a mistake and the correct declaration is:
All authors were funded by their institutions. This work was also supported by grant 2010111096 from the Department of Health, Basque Government, grant DFG11/003 from “Diputación de Gipuzkoa” and grant PI11/02599 from the “Carlos III” Health Institute, Madrid included in Plan Nacional de I+D+I 2008-2011 and FEDER funds.
Funding sources
24 August 2015
In relationship with the funding sources of this work I want to declare that there was a mistake and the correct declaration is:
All authors were funded by their institutions. This work was also supported by grant 2010111096 from the Department of Health, Basque Government, grant DFG11/003 from “Diputación de Gipuzkoa” and grant PI11/02599 from the “Carlos III” Health Institute, Madrid included in Plan Nacional de I+D+I 2008-2011 and FEDER funds.
Competing interests
No competing interests