The ''Journal'' is an open-access journal, meaning that unlike other, hard-to-access and expensive to obtain scientific journals, it is made available to the public over the internet without charge. It is among a growing number of open-access journals.<ref>http://www.doaj.org/</ref> | The ''Journal'' is an open-access journal, meaning that unlike other, hard-to-access and expensive to obtain scientific journals, it is made available to the public over the internet without charge. It is among a growing number of open-access journals.<ref>http://www.doaj.org/</ref> |