Liver Transplantation Activity in the Eurotransplant Area Is Recovering Slowly During the COVID-19 Crisis oleh Gabriel Putzer, MD, Judith Martini, MD, Lukas Gasteiger, MD, Simon Mathis, MD, Robert Breitkopf, MD, Tobias Hell, PhD, Arjan van Enckevort, MD, Rupert Oberhuber, MD, Dietmar Öfner, MD, Stefan Schneeberger, MD