Gastro-esophageal cytology.
D003937:Diagnosis, Differential; D004935:Esophageal Diseases / Q000473:pathology; D004938:Esophageal Neoplasms / Q000473:pathology; D004947:Esophagus / Q000166:cytology* / Q000473:pathology; D005756:Gastritis / Q000473:pathology; D006801:Humans; D011230:Precancerous Conditions / Q000473:pathology; D013048:Specimen Handling; D013270:Stomach / Q000166:cytology* / Q000473:pathology; D013272:Stomach Diseases / Q000473:pathology; D013274:Stomach Neoplasms / Q000473:pathology