TY - JOUR A1 - Braekman, E. A1 - Charafeddine, R. A1 - Demarest, S. A1 - Drieskens, S. A1 - Berete, F. A1 - Gisle, L. A1 - Heyden, J. A1 - Van Hal, G. T1 - Comparing web-based versus face-to-face and paper-and-pencil questionnaire data collected through two Belgian health surveys Y1 - 2020 DO - 10.1007/s00038-019-01327-9 VL - 65 ER -