1 Department of Internal Medicine I, University Medical Center of the Johannes Gutenberg-University, Mainz, Germany; Cirrhosis Center Mainz (CCM), University Medical Center of the Johannes Gutenberg-University, Mainz, Germany.
2 Department of Internal Medicine I, University Medical Center of the Johannes Gutenberg-University, Mainz, Germany.
3 Department of Internal Medicine II, University Medical Center Saarland, Homburg, Germany; Institute for Occupational and Environmental Medicine and Public Health (IAUP), Saarland University, Homburg, Germany; Hannover Health Science Campus, Hannover Medical School (MHH), Hannover.
4 Department of Internal Medicine I, University Medical Center of the Johannes Gutenberg-University, Mainz, Germany; Cirrhosis Center Mainz (CCM), University Medical Center of the Johannes Gutenberg-University, Mainz, Germany. Electronic address: peter.galle@unimedizin-mainz.de.