| 06/92-09/93 |
Resident, Pathology, Kantonsspital Winterthur, Prof. H. Egloff & Prof. H. Sulser |
| 10/93-09/95 |
Resident, Clinic of Surgery, Regionalspital Oberengadin, Samedan, Dr. A. Fenner |
| 10/95-06/98 |
Resident, Clinic für Visceral- & Transplantsurgery University Hospital of Zurich, Prof. F. Largiadèr |
| 07/98-11/99 |
Senior Resident, Clinic of Visceral- & Transplantsurgery University Hospital of Zurich, Prof. R. Grüssner |
| 12/99-03/00 |
Senior Resident, Clinic of Surgery, Regionalspital Oberengadin, Samedan, Prof. H.P. Simmen |
| 04/00-12/00 |
Senior Resident, Clinic of Visceral- & Transplantsurgery University Hospital of Zurich, Prof. A. P. Clavien |
| 01/01-12/01 |
Senior Resident, Clinic of Visceral- & Transplantsurgery University Hospital of Zurich, Prof. A. P. Clavien |
| 01/03-03/06 |
Attending Surgeon, Clinic of Visceral- & Transplantsurgery University Hospital of Zurich, Prof. A. P. Clavien |
| 04/06-09/10 |
Consultent, Clinic of Surgery, Kantonsspital St. Gallen, Prof. J. Lange |
| 10/10-08/15 |
Chairman of the Department Surgery, Kantonsspital Schaffhausen |
| 09/15-10/19 |
Consultent and Chairman of the Departement Surgery, Spital Uznach |
