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