AUTHOR=Andreollo Nelson Adami , Tercioti Jr Valdir , Coelho Neto João de Souza , Ferrer José Antonio Possatto , Lopes Luiz Roberto TITLE=Caustic stenosis of the esophagus and malignant neoplasia: A dilemma JOURNAL=Frontiers in Oncology VOLUME=12 YEAR=2022 URL=https://www.frontiersin.org/journals/oncology/articles/10.3389/fonc.2022.1059524 DOI=10.3389/fonc.2022.1059524 ISSN=2234-943X