K. Hajji

Regional importation and asymmetric within-country spread of SARS-CoV-2 variants of concern in the Netherlands

J. Wallinga, I. Van Walle, H. Vennema, 2022, medRxiv.

The daily updated Dutch national database on COVID-19 epidemiology, vaccination and sewage surveillance

M. van Boven, H. D. de Melker, I. Van Walle, 2023, Scientific data.