9[1]Chen RN, Liaw YF, Chen TC, et al. Efficacy of thymosin in patients with chronic hepatitis B: A randomized, controlled trial. Hepatology,1998, 27: 1383-1387.
10[2]Tsai SL, Chen MH, Yeh CT, et al. Purification and characterization of a naturally processed hepatitis B virus peptide recognized by CD8 + cytotoxic T lymphocytes. J Clin Invest, 1996, 97: 577-584.