1. OPTN/SRTR Annual Data Report 2017;Am J Transplant,2019
2. European approach to increasing organ donation: European Union donor card, presumed consent, and other innovations;Garcia-Valdecasas;Liver Transplant,2012
3. Does presumed consent save lives? Evidence from Europe;Ugur;Health Economics,2015
4. Success of opt-in organ donation policy in the United States;Glazier;J Am Med Assoc,2019
5. Leins C. Should the government decide if you're an organ donor? US New & World Report. < http://www.usnews.com/news/articles/2016-02-12/presumed–consent-and-americas-organ-donor-shortage >; [accessed 30.03.20].