title: Reply to "Revising metrics for aggressiveness assessment in liver transplantation centers".
authors.affiliation: Division of Gastroenterology, Department of Medicine, University of Pennsylvania, USA; Center for Clinical Epidemiology and Biostatistics, Perelman School of Medicine at the University of Pennsylvania, USA; Leonard Davis Institute of Health Economics, University of Pennsylvania, USA. Electronic address: david.goldberg@uphs.upenn.edu.
authors.forename: David S
authors.initials: DS
authors.lastname: Goldberg
authors.affiliation: Division of Transplantation, Department of Surgery, Hospital of the University of Pennsylvania, Philadelphia, PA, USA.
authors.forename: Peter L
authors.initials: PL
authors.lastname: Abt
mesh_terms: D016031:Liver Transplantation