Please select whether you prefer to view the MDPI pages with a view tailored for mobile displays or to view the MDPI
pages in the normal scrollable desktop version. This selection will be stored into your cookies and used automatically
in next visits. You can also change the view style at any point from the main header when using the pages with your
It is with great sadness that we report the death of Prof. Dr. Peter Ndumbe, an editorial board member of the IJERPH, after a sudden stroke in May 2013. He has served the journal for eight years and made important contributions to the journal's success. On behalf of the Editorial Board and the MDPI Editorial Team we offer our deepest condolences to his family.
Prof. Dr. Paul Tchounwou Editor-in-Chief of the IJERPH