Mulders, MNReimerink, JHJKoopmans, MPGvan Loon, AMvan der Avoort, HGAM2025-03-142025-03-141997https://rivm.openrepository.com/handle/10029/636915Genetic analysis of wild-type poliovirus importation into The Netherlands (1979-1995).ArticleJ Infect Dis 1997; 176:617-242025-03-14