Fig. 3. Treatment algorithm for lower gastrointestinal (GI) bleeding. IV, intravenous; NG, nasogastric; UGI, upper gastrointestinal; EGD, esophagogastroduodenoscopy; PEG, polyethylene glycol.

Gastrointestinal Intervention 2018;7:100~105 https://doi.org/10.18528/gii180024

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