_:b56776900 . _:b56776900 _:b56776901 . _:b56776901 "Virus particles" . _:b56776898 . _:b56776898 . _:b56776901 . _:b56776898 . _:b56776898 _:b56776900 . _:b56776898 "0.81"^^ . _:b56776898 _:b56776899 . _:b56776899 "C1883540" . _:b56776899 "T081" .