Assertion: swine flu | /r/CreatedBy | influenza viruses
Facets:
value: similarly
type: DEGREE
Source sentences:
text: Swine flu is a respiratory illness caused by influenza viruses that infect the respiratory tract of pigs; these viruses can occasionally infect humans.
text: Similarly, swine influenza is caused by influenza viruses adapted for infection in pigs.
text: Swine flu is caused by the influenza virus.
text: Swine influenza is caused by influenza A viruses, which are further characterised by subtypes.
text: While both swine flu and bird flu are both caused by influenza viruses, they are caused by different strains.
text: Swine flu is caused as a result of infection in the respiratory tract, caused by influenza viruses.
text: Similarly, swine influenza is caused by influenza viruses adapted for infection in pigs.