Organ donation in Germany: opt-in vs. opt-out—opinions and voting patterns in the 19th German Bundestag - Zeybek, Asli; Le, Nguyen-Son; Settmacher, Utz; Koch, Martina; Arbogast, Helmut; Ziganshyna, Svitlana; Hahnenkamp, Klaus; Nashan, Björn (Frontiers in Transplantation, 2025)