title: [Evaluation of endoscopy with biopsy in malignant tumors of the upper part of the digestive tract].
mesh_terms: D000328:Adult; D000368:Aged; D001706:Biopsy; D003937:Diagnosis, Differential; D004379:Duodenal Neoplasms / Q000175:diagnosis; D004724:Endoscopy; D004938:Esophageal Neoplasms / Q000175:diagnosis; D004945:Esophagoscopy; D005069:Evaluation Studies as Topic; D005188:False Negative Reactions; D005336:Fiber Optic Technology; D005770:Gastrointestinal Neoplasms / Q000175:diagnosis*; D005773:Gastroscopy; D006801:Humans; D008875:Middle Aged; D010437:Peptic Ulcer / Q000175:diagnosis; D013274:Stomach Neoplasms / Q000175:diagnosis
vernacular_title: Evaluatie van de endoscopie met biopsie bij maligne tumoren van het bovenste deel va de tractus digestivus.