[Toluidine staining of esophageal wall tumors].
D004938:Esophageal Neoplasms / Q000175:diagnosis*; D004945:Esophagoscopy; D006801:Humans; D008722:Methods; D014050:Toluene
D014050:Toluene
Zur Toluidinanfärbung von Tumoren der Osophaguswand.