@article {journals/jbi/TheodosiouAV08, title = {Non-linear correlation of content and metadata information extracted from biomedical article datasets}, journal = {Journal of Biomedical Informatics}, volume = {41}, number = {1}, year = {2008}, pages = {202-216}, author = {Theodosiou, Theodosios and Angelis, Lefteris and Athena Vakali} }