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. 2020 Jul 31;21(3):297–306. doi: 10.1007/s11154-020-09571-8

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© The Author(s) 2020, corrected publication 2020

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Fig. 1 — A graphical representation of the anatomical features of the more frequently adopted bariatric procedures. From left to right: Roux-en-Y gastric bypass, sleeve gastrectomy, adjustable gastric banding, and biliopancreatic diversion with duodenal switch. Adapted from: Catoi AF, Parvu A, Muresan A, Busetto L. Metabolic mechanisms in obesity and type 2 diabetes: insights from bariatric/metabolic surgery. Obesity Facts 2015;8:350 − 63