Evaluation of brush rinsings for the cytologic diagnosis of esophageal and gastric cancer.
D001706:Biopsy; D003581:Cytodiagnosis / Q000379:methods*; D004724:Endoscopy / Q000379:methods*; D004938:Esophageal Neoplasms / Q000175:diagnosis* / Q000473:pathology; D005336:Fiber Optic Technology; D006801:Humans; D013274:Stomach Neoplasms / Q000175:diagnosis* / Q000473:pathology