Liver Cirrhosis, Biliary; Constipation; Irritable Bowel Syndrome; Metabolic Dysfunction-Associated Steatotic Liver Disease; Renal Insufficiency; Bile acid malabsorption (BAM); Fibrosis; Cholangitis, Sclerosing; Diarrhea; Hepatic Insufficiency; Malabsorption Syndromes; Diabetes Mellitus