Review article: switching patients with chronic hepatitis B to tenofovir alafenamide-a review of current data.

"Declaration of personal interests: Professor Lim has served as a speaker, advisory board member, consultant and/or has received research support from Assembly Biosciences, Gilead Sciences, GlaxoSmith Kline, Olix Pharmaceuticals, Vaccitech and Vir Biotechnology. Professor Seto has served as a speaker, consultant and/or advisory board member for AbbVie, AstraZeneca, CSL Behring, Gilead Sciences and Mylan. Dr Kurosaki has served as a speaker, consultant and/or advisory board member for AbbVie, Bayer, Chugai Pharmaceutical, Eisai, Eli Lilly, Gilead Sciences and Otsuka Pharmaceutical. Professor Fung has served as a speaker, consultant and/or advisory board member for AbbVie, Assembly Biosciences, Gilead Sciences, Janssen Pharmaceuticals and Spring Bank Pharmaceuticals. Professor Kao has served as a speaker, consultant and/or advisory board member for AbbVie, Arbutus Biopharma, Bristol Myers Squibb, Fujirebio, Gilead Sciences, Johnson & Johnson, MSD, Polaris, Sysmex and Roche. Professor Hou has served as a consultant for Assembly Biosciences, AbbVie, Ascentage Pharma, Bristol Myers Squibb, Gilead Sciences, GlaxoSmithKline, Johnson & Johnson, Qilu Pharmaceutical and Roche, and has received grants from Bristol Myers Squibb and Johnson & Johnson. Dr Gordon has served as a speaker, consultant and/or advisory board member for CymaBay Therapeutics. Dr Agarwal has served as a speaker, consultant and/or advisory board member for Assembly Bio, Arbutus Biopharma, Aligos Therapeutics, Boehringer Ingelheim, Gilead Sciences, Immunocore, Janssen Pharmaceuticals, Merck, Roche, Sandoz, Sobi, Shionogi and Vir Biotechnology. Professor Lampertico has nothing to declare. John Flaherty, Leland J. Yee and Yang Zhao are employees of Gilead Sciences and own stock in Gilead Sciences."

"Medical writing support was provided by Karen Beckett PhD of Elements Communications and financially supported by Gilead Sciences."