IFNA1 and hepatitis B virus infection: Retracted: Clinical Efficacy of PEG-IFN<i>α</i>-2a and PEG-IFN<i>α</i>-2b in the Treatment of Hepatitis B e Antigen-Positive Hepatitis B and Their Value in Improving Inflammatory Factors and Hemodynamics in Patients: A Comparative Study.