Quality of health care in adolescents and adults with disorders/differences of sex development (DSD) in six European countries (dsd-LIFE) oleh Ute Thyen, Till Ittermann, Steffen Flessa, Holger Muehlan, Wiebke Birnbaum, Marion Rapp, Louise Marshall, Maria Szarras-Capnik, Claire Bouvattier, Baudewijntje P. C. Kreukels, Anna Nordenstroem, Robert Roehle, Birgit Koehler, on behalf of the dsd-LIFE group