Pre-transplant evaluation, Liver transplant, Living donor liver transplant, Post-transplant long-term care, Liver probl...ems, Hepatopulmonary syndrome, Primary biliary cholangitis, Cirrhosis, Liver cancer, Hepatocellular carcinoma, Cholangiocarcinoma, Alcoholic hepatitis, Portal hypertension, Nonalcoholic fatty liver disease, Acute liver failure, Primary sclerosing cholangitis