Presence of liver fibrosis in chronic hepatitis B patients with varying serum hepatitis B virus DNA levels: Letter to the editor on “Non-linear association between liver fibrosis scores and viral load in patients with chronic hepatitis B” - Jian Wang; Shaoqiu Zhang; Chuanwu Zhu; Yuanwang Qiu; Chao Wu; Rui Huang (Clinical and Molecular Hepatology)