A.H. Holscher

The Esophageal Mucosa / The dysplastic mucosa Where should biopsies be made in a zone of Barrett's esophagus? A.H. Holscher (Munich)

The Esophageal Mucosa / The adenocarcinomatous mucosa What are the characteristic differences between adenocarcinoma arising in CLE and squamous cell carcinoma of the esophagus? A.H. Holscher, E. Bollschweiler, J.R. Siewert (Munich)

The Esophageal Mucosa / Strategy of investigations What is the comparative value of histologic study of the mucosa and 24-h pH measurement in the diagnosis of reflux esophagitis? E. Bollschweiler, A.H. Holscher, J.R. Siewert (Munich)