Hughes, M. T., McGregor, M., Suzuki, T., Suzuki, Y., & Kawaoka, Y. (2001). Adaptation of Influenza A Viruses to Cells Expressing Low Levels of Sialic Acid Leads to Loss of Neuraminidase Activity. American Society for Microbiology.

Hughes, Mark T., Martha McGregor, Takashi Suzuki, Yasuo Suzuki, and Yoshihiro Kawaoka. Adaptation of Influenza A Viruses to Cells Expressing Low Levels of Sialic Acid Leads to Loss of Neuraminidase Activity. American Society for Microbiology, 2001.

Hughes, Mark T., et al. Adaptation of Influenza A Viruses to Cells Expressing Low Levels of Sialic Acid Leads to Loss of Neuraminidase Activity. American Society for Microbiology, 2001.