  Biosurveillance, a relatively young field, has recently increased in
importance because of its relevance to national security and global health.
Databases and tools describing particular subsets of disease are becoming
increasingly common in the field. However, a common method to describe those
diseases is lacking. Here, we present the Anthology of Biosurveillance Diseases
(ABD), an ontology of infectious diseases of biosurveillance relevance.
