Prediction of hepatic necroinflammatory activity in patients with chronic hepatitis B by a simple noninvasive model oleh Fei-Fei Shen, Yan Wang, Yi-Fei Wang, Rui-Dan Zheng, Jian-Chun Xian, Jun-Ping Shi, Ying Qu, Yu-Wei Dong, Ming-Yi Xu, Lun-Gen Lu