Change of address of corresponding author Ana Lucia Cadena Gonzalez, University of Copenhagen 27 June 2013 To the readers of the article, please send your comments and questions to my personal e-mail address anaturalu@hotmail.com The published address of the corresponding author within the article will not be availabe after the first of July 2013. Thank you very much for your time and kind attention, Ana Lucía Competing interests None declared
Change of address of corresponding author
27 June 2013
To the readers of the article, please send your comments and questions to my personal e-mail address anaturalu@hotmail.com
The published address of the corresponding author within the article will not be availabe after the first of July 2013.
Thank you very much for your time and kind attention,
Ana Lucía
Competing interests
None declared