RT Journal Article SR Electronic T1 Oral antiviral therapy for HBeAg negative chronic hepatitis B: better stop or continue? JF Gut JO Gut FD BMJ Publishing Group Ltd and British Society of Gastroenterology SP 526 OP 528 DO 10.1136/gutjnl-2014-307596 VO 64 IS 4 A1 Pietro Lampertico YR 2015 UL http://gut.bmj.com/content/64/4/526.abstract AB