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Last Updated: 29-01-2019 15:28
In this document, a concept for a non-responder questionnaire to accompany studies performed under HBM4EU is presented. The concept addresses the reasons for and effects of non-response and aims at covering adjustment for losses and weighting and delivers a proposal for aspects which should be considered when creating a non-responder questionnaire. Finally, a proposal for a general non-response questionnaire to accompany the HBM4EU basic questionnaire on the 1st priority substances is provided. This document is also included as an annex in HBM4EU Deliverable D7.3.