@article{coelho_ribeiro_gomes_marinho_barbosa_coelho_2021,  title={<i>HELICOBACTER PYLORI</i> CHRONIC GASTRITIS ON PATIENTS WITH PREMALIGNANT CONDITIONS: OLGA AND OLGIM EVALUATION AND SERUM BIOMARKERS PERFORMANCE},  volume={58},  ISSN={0004-2803},  url={https://doi.org/10.1590/S0004-2803.202100000-08},  DOI={10.1590/S0004-2803.202100000-08},  number={1},  journal={Arquivos de Gastroenterologia},  publisher={Instituto Brasileiro de Estudos e Pesquisas de Gastroenterologia e Outras Especialidades - IBEPEGE. },  author={COELHO, Maria Clara Freitas and RIBEIRO, Henrique Gomes and GOMES, Celio Geraldo de Oliveira and MARINHO, Frederico Passos and BARBOSA, Alfredo J A and COELHO, Luiz Gonzaga Vaz},  year={2021},  month={Jan},  pages={39–47} }