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Classification of esophageal atresia/tracheoesophageal fistula. A: Esophageal atresia (EA) without tracheoesophageal fistula (TEF); B: Proximal TEF with distal EA; C: Distal TEF with proximal EA; D: Proximal and distal TEF; E: TEF without EA or “H”-type TEF.
