@article{amorim_costa_2026,  title={SEROLOGICAL CLEARANCE OF HBSAG IN CHRONIC HEPATITIS B: EXPERIENCE IN A UNIVERSITY HOSPITAL},  volume={63},  ISSN={0004-2803},  url={https://doi.org/10.1590/S0004-2803.24612026-020},  DOI={10.1590/S0004-2803.24612026-020},  journal={Arquivos de Gastroenterologia},  publisher={Instituto Brasileiro de Estudos e Pesquisas de Gastroenterologia e Outras Especialidades - IBEPEGE. },  author={AMORIM, Ana Gabriella Gonçalves and COSTA, Alessandra Porto de Macedo},  year={2026},  pages={e26020} }