Assertion: giardia's host | /r/HasProperty | infected
Facets:
value: asymptomatically
type: MANNER
value: usually
type: DEGREE
Source sentences:
text: Once the host is infected, trophozoites may appear in the duodenum within minutes.  
text: Clinical signs are most likely to be seen in younger or immunocompromised animals, as healthy, older hosts are usually infected asymptomatically.
text: Once the host is infected, trophozoites may appear in the duodenum within minutes.