@article {1526, title = {Norwalk virus: How infectious is it?}, journal = {Journal of Medical Virology}, volume = {80}, year = {2008}, chapter = {pp. 1468-1476}, author = {Teunis, P F M and C L Moe and P Liu and S E Miller and L Lindesmith and R S Baric and J Le Pendu and R L Calderon} }