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Figure 1: Alkaline battery complications of esophageal erosions (endoscopic picture), trachea esophageal fistula (solid arrow), pseudodiverticulum (empty arrow) and spontaneous closure of trachea esophageal fistula at 4 months

Figure 1: Alkaline battery complications of esophageal erosions (endoscopic picture), trachea esophageal fistula (solid arrow), pseudodiverticulum (empty arrow) and spontaneous closure of trachea esophageal fistula at 4 months