Genetic characterization and pathogenesis of the first H9N2 low pathogenic avian influenza viruses isolated from chickens in Kenyan live bird markets - Kariithi, Henry M.; Welch, Catharine N.; Ferreira, Helena Lage; Pusch, Elizabeth A.; Ateya, Leonard O.; Binepal, Yatinder S.; Apopo, Auleria A.; Dulu, Thomas D.; Afonso, Claudio L.; Suarez, David L. (Infection, Genetics and Evolution, 2020)