Department of Gastroenterology;
Endocrinology;
Metabolism and Clinical Infectiology;
University Hospital Marburg;
Marburg 35043;
Hessen;
Germany;
Institute of pathology;
University Hospital Marburg;
Marburg 35043;
Hessen;
Germany;
Endosonography; Fine needle biopsy; Histology; Pancreatic lesions; Franseen needle;