@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} }