BioPortal: enhanced functionality via new Web services from the National Center for Biomedical Ontology to access and use ontologies in software applications.

Patricia L. Whetzel Natalya Fridman Noy Nigam H. Shah Paul R. Alexander Csongor Nyulas Tania Tudorache Mark A. Musen BioPortal: enhanced functionality via new Web services from the National Center for Biomedical Ontology to access and use ontologies in software applications. 541-545 2011 39 Nucleic Acids Research Web-Server-Issue http://dx.doi.org/10.1093/nar/gkr469 db/journals/nar/nar39.html#WhetzelNSANTM11