Malignant esophagobronchial fistula with severe esophageal stenosis, successfully treated by transbronchial occlusion with cyanoacrylate glue - Iwata, T.; Chung, K.; Toda, M.; Hiraoka, A.; Hagiwara, H.; Hanada, S.; Yokota, T.; Inoue, K.; Miura, T. (Endoscopy, 2012)