{Reference Type}: Case Reports {Title}: An Unusual Cause of Esophageal Mass and Bleeding. {Author}: Mir AS;Kesar V;Grider DJ; {Journal}: Gastroenterology {Volume}: 159 {Issue}: 2 {Year}: 08 2020 {Factor}: 33.883 {DOI}: 10.1053/j.gastro.2020.03.029 {Abstract}: