. "NCI:C6762"^^ . "DOID:7134"^^ . "esophagus small cell carcinoma"^^ . "Oat cell carcinoma of oesophagus"@en . . "Oat cell carcinoma of esophagus"@en . "UMLS_CUI:C1112474"^^ . . "disease_ontology"^^ . . "oesophagus small cell carcinoma"@en .