title: Case records of the Massachusetts General Hospital. Weekly clinicopathological exercises. Case 1-1984. A one-week-old girl with a thoracic mass.
mesh_terms: D003560:Cysts / Q000151:congenital* / Q000175:diagnosis / Q000473:pathology; D003937:Diagnosis, Differential; D004065:Digestive System Abnormalities; D005260:Female; D005753:Gastric Mucosa / Q000473:pathology; D006801:Humans; D007231:Infant, Newborn