Advance in the Influence of Amino Acid Variation in HA Protein on the Biological Properties of H7N9 Subtype Influenza Virus
YAN Yayao, GU Min, LIU Xiufan
Acta Veterinaria et Zootechnica Sinica . 2021, (8): 2093 -2106 .  DOI: 10.11843/j.issn.0366-6964.2021.08.003