{Reference Type}: Case Reports {Title}: Case 19: A 65-Year-Old Man With Melena and Hematochezia. {Author}: Lee H;Choe Y;Heo J;Park GH;Lee SY;Cho YW;Kim HS; {Journal}: J Korean Med Sci {Volume}: 39 {Issue}: 6 {Year}: 2024 Feb 19 {Factor}: 5.354 {DOI}: 10.3346/jkms.2024.39.e66