1 Department of Hepatology and Gastroenterology, Charité Universitätsmedizin Berlin, Berlin, Germany. Electronic address: lena-maria.greverath@charite.de.
2 Liver Failure Group, Institute for Liver and Digestive Health, University College London, Royal Free Campus, London, United Kingdom.
3 Division of Hepatology, Department of Medicine II, Leipzig University Medical Center, Leipzig, Germany.
4 Department of Hepatology and Gastroenterology, Charité Universitätsmedizin Berlin, Berlin, Germany.