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Csendes A, Burgos AM, Smok G et al. Endoscopic and histologic findings of the foregut in 426 patients with morbid obesity. Obes Surg 2007; 17: 28–34.
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Lenglinger, J., Prager, G. & Riegler, M. Adequate Biopsy Sampling for Exclusion of Columnar-Lined Esophagus in the Obese. OBES SURG 17, 993 (2007). https://doi.org/10.1007/s11695-007-9175-2
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DOI: https://doi.org/10.1007/s11695-007-9175-2