Virus Animal Model Drug References Influenza A H4N2 Mouse (BALB/CBYJ) Neuraminidase inhibitors Gubareva et al. (1997) A/turkey/Minnesota/833/80 Influenza A H1N1 Mouse (C57BL6 X C57BL10) Ferret Zanamivir Blick et al. (1998) NWS/G70C4-G