1988 - 1994

Gastroenterological Colloquium of the University of Ulm Organização, European Pancreatic Club Membro do comité de seleção, German Society for Digestive and Metabolic Diseases (DGVS) Membro do comité de programa, European Pancreatic Cancer Study Group Secretário, German Pancreas Working, German Society for Surgery Secretário do Surgical Forum Group Scientific Beira