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Roesslhuemer, Philipp; Ruder, Thomas D; Nesti, Cédric; Schnueriger, Beat; Heverhagen, Johannes (2024). Gallstone ileus - a well-known, but rarely encountered cause for small bowel obstruction. Radiology case reports, 19(2), pp. 791-793. Elsevier 10.1016/j.radcr.2023.11.042
