A(H3N2)  16  1
Influenza A (untyped)  11   NA
Influenza A(H5N1)  1  1
Influenza A(H7N9)  0  1
Influenza B (Victoria or Yamagata)  31  1
Rhinovirus/enterovirus  31  NA
Respiratory syncytial virus (A/B)  33  NA
Parainfluenza 1 virus  12  NA
Parainfluenza 2 virus