In this survey, we collected data from Hungarian people via online and paper-based questionnaires between October and November 2021. Our goal was to inspect how the broad promotion of the Hungarian National eHealth Infrastructure (EESzT) had affected people become more familiar with it. questionnaire.pdf It is the Covid survey questionnaire. filtered_out_data.csv It contains raw and filtered-out data sets at the same time because the following erasure conditions were not applied due to the mistakeless input. The first row contains the labels of questions from 1 to 5. Q2 = A1 AND Q3 = A2 Q2 = A2 AND Q3 = A1 Q3 = A2 AND Q5 = A1 Q3 = A3 AND Q5 = A1 Q4 = A2 AND Q5 = A1