more at link above. . . .The above translation suggests a family in Dien Bien, Vietnam has tested positive for H5N1 and H1N1. Poultry belonging to the family has also tested positive for H5N1.
Vietnam represents a hot zone where H1N1 and H5N1 are co-circulating. H1N1 is very promiscuous and has been isolated from a variety of mammalian species as well as turkeys. Thus, Vietnam would offer an environment for co-infections in a wide range of host including human.