1 Department of Hepatobiliary Surgery and Liver Transplantation, Hôpital de la Pitié Salpêtrière, Assistance Publique-Hopitaux de Paris and Sorbonne University, Paris, France.
2 Department of Hepatobiliary Surgery and Liver Transplantation, Hôpital Beaujon, Assistance Publique-Hopitaux de Paris and Université de Paris, France.