RT Journal Article SR Electronic T1 Comparison of the long-term efficacy between tenofovir and entecavir in chronic hepatitis B patients JF Gut JO Gut FD BMJ Publishing Group Ltd and British Society of Gastroenterology SP gutjnl-2020-322642 DO 10.1136/gutjnl-2020-322642 A1 Kecheng Liu A1 Peng Peng A1 Fuqing Cai A1 Jiean Huang YR 2020 UL http://gut.bmj.com/content/early/2020/09/13/gutjnl-2020-322642.abstract AB