Preview H3N2, Hong Kong Flu Virus, TEM Image ID: 1349-420 Artist: Science Source Purchase a commercial license Buy framed prints & more from our print store abnormal colorized disease enhanced flu h3n2 subtype h3n2 histopathology hong kong flu virus hong kong flu infectious disease influenza a virus influenza a micrograph microorganism negative stain orthomyxovirus orthomyxoviruses pathogen seasonal influenza tem unhealthy viral disease virus