| 1978: Honorary doctorate
in natural science, Frankfurt (Germany) |
| 1981: Honorary doctorate
in medicine, Lund (Sweden) |
| 1982: Honorary doctorate
in medicine, Louvain (Belgium) |
| 1984: Honorary doctorate
in medicine, Szeged (Hungary) |
| 1984: Honorary doctorate
in veterinary medicine, Ghent (Belgium) |
| 1985: Honorary doctorate
in science, Dublin (Republic of Ireland) |
| 1986: Honorary doctorate
in medicine, Düsseldorf (Germany) |
| 1986: Honorary doctorate
in philosophy, Beersheba (Israel) |
| 1988: Honorary doctorate
in medicine, Liège (Belgium) |
| 1989: Honorary doctorate
in medicine, Montreal (Canada) |
| 1989: Honorary doctorate
in medicine and the life sciences, Granada
(Spain) |
| 1992: Honorary doctorate
in medicine, Antwerp (Belgium) |
| 1992: Honorary doctorate
in medicine, Pavia (Italy) |
| 1992: Honorary doctorate
in pharmacy, Istanbul (Turkey) |
| 1992: Honorary doctorate
in medicine, Rome (Italy) |
| 1993: Honorary doctorate
in pharmaceutical science, Nanjing (China) |
| 1996: Honorary doctorate
in medicine, Maastricht (The Netherlands) |
| 1996: Honorary doctorate
in medicine, Alberta (Canada) |
| 1998: Honorary doctorate
in medicine, Prague (Czech Republic) |
| 1999: Honorary doctorate
in laws, Halifax, Nova Scotia (Canada) |
| 1999: Honorary doctorate
in science, Western Maryland College,
Westminster, Maryland (United States
of America) |
| 2000: Honorary doctorate
in pharmacy, Potchefstroomse University,
(South Africa) |
