Human Phenotype Ontology
The Human Phenotype Ontology (HPO) provides a standardized vocabulary of phenotypic abnormalities and clinical features encountered in human disease.
Peter Robinson, Sebastian Koehler, Sandra Doelken, Chris Mungall, Melissa Haendel, Nicole Vasilevsky, Monarch Initiative, et al.
Human Phenotype Ontology Consortium
Phenotypic abnormalities encountered in human disease
Peter Robinson, Sebastian Koehler, The Human Phenotype Ontology Consortium, and The Monarch Initiative
Please see license of HPO at http://www.human-phenotype-ontology.org