Two Variants of La Crosse Virus are Present in Nature with Different Potentials for Causing Encephalitis in Humans.Bennett R.S., Maximova O.A., Hanson C.T., Gresko A.K., Bernard K.A., Kramer L.D., Firestone C.-Y., Murphy B.R., Whitehead S.S.Submission Submitted to EMBL/GenBank/DDBJ databases (NOV-2009)