Esophageal stricture due to recurrent mucositis in a patient with acute lymphoblastic leukemia - Eda Karadağ-Öncel; Senay Kenç; Selin Aytaç; Yusuf Aydemir; Gülin Hızal; Aysel Yüce; Ateş Kara (The Turkish Journal of Pediatrics, 2013)