1 Department of Digestive and Hepato-Bilio-Pancreatic Surgery, Liver Transplantation, hôpital Pitié-Salpêtrière, AP-HP, boulevard de l'Hôpital, 75013 Paris, France.
2 Department of Urology, Pitié Salpétrière Hospital, AP-HP, Sorbonne University, Paris, France.
3 Department of Digestive and Hepato-Bilio-Pancreatic Surgery, Liver Transplantation, hôpital Pitié-Salpêtrière, AP-HP, boulevard de l'Hôpital, 75013 Paris, France. Electronic address: Marc.pocard@aphp.fr.