Topic
HPAIV
highly pathogenic avian influenza
4
H5N1
3
Iceland
3
North Atlantic
3
migratory birds
3
transatlantic spread
3
Influenza
2
avian influenza
2
highly pathogenic avian influenza virus
2
influenza virus
2
viruses
2
Epidemiology
1
Europe
1
Infectious Diseases
1
Infectious and parasitic diseases
1
Medicine
1
Microbiology (medical)
1
North America
1
Other
1
R
1
RC109-216
1
ddc:570
1
respiratory infections
1
stepping stone
1
subtype
1
zoonoses
1