Social-environmental, Psychosocial, Behavioral, Clinical and Biological Drivers of Disparities in Liver Disease Progression Among Korean American With Chronic Hepatitis B Infection

Inclusion Criteria: * Provide signed and dated informed consent form * Willing to comply with all study procedures and be available for the duration of the study * Korean-American male or female, age over 18 and older * CHB Patients who have lab and medical record data (including hepatitis B virus \[HBV\] deoxyribonucleic acid \[DNA\] viral load, hepatitis B virus e Antigen \[HBeAg\] status, and liver enzyme values) exist from 2015 or before Exclusion Criteria: * Patients who have received a diagnosis of HCC, although they may have been diagnosed with cirrhosis * Patients who have been diagnosed with other viral infections (hepatitis C virus \[HCV\], human immunodeficiency virus \[HIV\], etc.) * Patients who have total baldness