Spiral enteroscopy versus single-balloon enteroscopy for the evaluation and treatment of small bowel disorders: a systematic review and meta-analysis. - Sawaf B; Beshr MS; Shembesh RH; Abu-Rumaileh M; Sayeh W; Beran A; Hallak Y; Ghazaleh S; Elhadi M; Alastal Y (Clinical endoscopy, 2026)