Clinical factors associated with hemoglobin recovery after ferric carboxymaltose administration in patients with non-malignant gastrointestinal bleeding–related iron-deficiency anemia - Sayaka Tsuji; Kazuhiro Ota; Shun Sasaki; Akitoshi Hakoda; Noriaki Sugawara; Taro Iwatsubo; Kosuke Tsuda; Kazuki Kakimoto; Hideaki Morita; Hiroki Nishikawa (BMC Gastroenterology, 2026)