Nikolai Daraselia Anton Yuryev Sergei Egorov Ilya Mazo Iaroslav Ispolatov Automatic extraction of gene ontology annotation and its correlation with clusters in protein networks. 2007 8 BMC Bioinformatics http://dx.doi.org/10.1186/1471-2105-8-243 db/journals/bmcbi/bmcbi8.html#DaraseliaYEMI07