Citing SO

Please cite this paper:

The Sequence Ontology: A tool for the unification of genome annotations. Eilbeck K., Lewis S.E., Mungall C.J., Yandell M., Stein L., Durbin R., Ashburner M. Genome Biology (2005) 6:R44

Please also include the version of SO or SOFA used, or the SOFA release number if applicable.