ECDC Survey on immunisation information systems in the EU/EEA

The findings of a survey conducted by ECDC across EU/EEA countries that assessed the level of implementation of IIS and their functionalities, as well as the challenges encountered during the design and implementation. The aim of the survey was to share knowledge about IIS in the EU/EEA in order to build consensus on the characteristics of an optimal system and to describe differences in core functionalities and standards across countries.