%0 Journal Article %T Norwalk Virus Infection of Volunteers: New Insights Based on Improved Assays %A Graham, David Y. %A Jiang, Xi %A Tanaka, Tomoyuki %A Opekun, Antone R. %A Madore, H. Paul %A Estes, Mary K. %J The Journal of Infectious Diseases %V 170 %N 1 %P 34-43 %@ 0022-1899 %D 1994-07-01 %I Oxford University Press %~ DeepDyve