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. 2012 Dec 20;3:14. doi: 10.1186/2041-1480-3-14

Table 1.

GalenOWL ontology metrics

Ontology Number of classes
ATC
5596 (primitive)
ICD-10
12108 (primitive)
UNII
6759 (primitive)
Substances
2823 (primitive)
Conditions
68 (defined)
Indications-ContraIndications
1342 (primitive)
Total 28867

Number of primitive and defined classes in the GalenOWL ontologies