Teunis, PFMrivmMoe, CLLiu, PMiller, SELindesmith, LBaric, RSle Pendu, JCalderon, RL2025-03-192025-03-19200818551613https://rivm.openrepository.com/handle/10029/643078Norwalk virus: How infectious is it?ArticleJ Med Virol 2008; 80(8):1468-762025-03-19