Source:http://linkedlifedata.com/resource/umls/id/C0042765
MSH: The degree of pathogenicity within a group or species of microorganisms or viruses as indicated by case fatality rates and/or the ability of the organism to invade the tissues of the host. The pathogenic capacity of an organism is determined by its VIRULENCE FACTORS.,CSP: degree of pathogenicity of a microorganism as indicated by the severity of the disease produced and its ability to invade the tissues of a host; the competence of any infectious agent to produce pathologic effects.,NCI: The ability of a microorganism to cause damage to its host.,GO: OBSOLETE (was not defined before being made obsolete). [GOC:go_curators]