@article{BMC2011,
  title = "Logic-based Assessment of the Compatibility of UMLS Ontology Sources",
  author = "Ernesto Jimenez Ruiz and Bernardo Cuenca Grau and Ian Horrocks and Rafael Berlanga",
  year = "2011",
  issn = "1613-0073",
  journal = "BMC Journal of Biomedical Semantics",
  publisher = "BMC",
  url = "http://www.jbiomedsem.com/content/2/S1/S2",
  volume = "2",
  doi = "doi:10.1186/2041-1480-2-S1-S2",
}