[Endoscopic advances in the diagnosis of digestive carcinoma].
D004935:Esophageal Diseases / Q000175:diagnosis; D004938:Esophageal Neoplasms / Q000175:diagnosis*; D020701:Esophagoscopes; D005336:Fiber Optic Technology; D020699:Gastroscopes; D006801:Humans; D008722:Methods; D013274:Stomach Neoplasms / Q000175:diagnosis*
Avances endoscópicos en el diagnóstico del carcinoma digestivo.