Departament de Medicina;
University of València;
Valencia 46010;
Spain;
Statistics Office;
City Council of València;
Valencia 46002;
Spain;
Liver Transplantation and Hepatology Unit;
Hospital Universitari I Politècnic La Fe;
Valencia 46026;
Spain;
CIBERehd;
Instituto de Salud Carlos Ⅲ;
Madrid 28029;
Spain;
ISS La Fe;
Valencia 46026;
Spain;
Viral hepatitis; Delta hepatitis; Cirrhosis; Liver transplantation; Immigration; Valencia;