| Year | Position | Institution |
| 1977 | University Of Basel 4 | |
| 1981 | Biozentrum University Of Basel 4 | |
| 1982 | Biozentrum Der Universitat 4 | |
| 1986 | University Of Basel 4 |
| Year | Subject | Role |
| 1977 | Research Assistants | |
| 1981 | Other Research Personnel | |
| 1982 | Other Research Personnel | |
| 1986 | Other Research Personnel |
| Year | Location |
| 1977 | switzerland |
| 1981 | switzerland |
| 1982 | switzerland |
| 1986 | switzerland |