<unk>  is a subtype of viruses that causes influenza (flu). It is mostly present in wild avian species. The first human case was reported in 2021.
Influenza A virus subtype H10N3
Influenza A virus subtype H6N1
Influenza A virus subtype H5N6
Influenza A virus subtype H3N8
Influenza A virus subtype H5N1
Influenza A virus subtype H1N1
SARS-CoV-2 Iota variant
SARS-CoV-2 Mu variant