Fig. 4From: The road to successful people-centric research in rare diseases: the web-based case study of the Immunology and Congenital Disorders of Glycosylation questionnaire (ImmunoCDGQ)Language distribution (%) of all initiated and included ImmunoCDGQ (CDG group) and ImmunoHealthyQ (control group) questionnaires; A) All initiated questionnaires per language by the CDG group; B); All included questionnaires per language in the CDG group; C) All initiated questionnaires per language by the control group; D) All included questionnaires per language in the control group; E) Geographical distribution of the CDG and control group participantsBack to article page