“Benign Intrahepatic Cholestasis”, “Familial Intrahepatic Cholestasis”, “Drug-Induced Cholestasis”, “Drug-Induced Liver Injury”, “Progressive Familial Intrahepatic Cholestasis”, “ABCC2”, “ABCB1”, “ABCB11”, “ABCB4”, “Bile salts”, “Bile acids”, “BSEP”, “MDR3”, “MDR1”, “MRP2”, “PFIC”, “DIC”, “DILI”, “genetics of cholestasis”. The gene discussed is ABCB4; the disease is intrahepatic cholestasis.