@article{risso_costa_tercioti jr_ferrer_lopes_andreollo_2022,  title={THE ESOPHAGEAL, GASTRIC, AND COLORECTAL TUMORS AND THE ESOPHAGOGASTRODUODENOSCOPIES AND COLONOSCOPIES BY THE BRAZILIAN UNIFIED HEALTH SYSTEM: WHAT IS THE IMPORTANCE?},  volume={35},  ISSN={0102-6720},  url={https://doi.org/10.1590/0102-672020210002e1661},  DOI={10.1590/0102-672020210002e1661},  journal={ABCD. Arquivos Brasileiros de Cirurgia Digestiva (São Paulo)},  publisher={Colégio Brasileiro de Cirurgia Digestiva},  author={RISSO, Marilisa Ferruda Andreoli and COSTA, Luigi Carlo da Silva and TERCIOTI JR, Valdir and FERRER, José Antonio Possatto and LOPES, Luiz Roberto and ANDREOLLO, Nelson Adami},  year={2022},  pages={e1661} }