Assertion: pathogen's reservoir | /r/HasProperty | unimportant hosts
Facets:
value: economically
type: DEGREE
Source sentences:
text: Studies stress different characteristics of reservoirs, namely, that infections in reservoir hosts are always nonpathogenic; any natural host is a reservoir host; the reservoir must be a different species; reservoirs are economically unimportant hosts; or reservoirs may be primary or secondary hosts (14–18).