Visiting Professorships
- University of Chicago, Michael Reese Hospital, Chicago, Illinois, U.S.A.
October 28-29, 1976.
- University of Rio Grande do Sul, Porto Alegre, Brazil
October 18-20, 1977.
- University of Nebraska, Omaha, Nebraska, U.S.A.
November 16-17, 1977.
- University of Tel Aviv, Chaim Sheba Medical Center, Tel Hashomer, Israel
July-August, 1978.
- University of California, Cardiovascular Research Institute, San Francisco, California, U.S.A.
February 23-26, 1979.
- University of California (Center of Health Sciences, Wadsworth VA Hospital, Cedars-Sinai Medical Center, Irvine Medical Center, Lakewood Medical Center), Los Angeles, California, U.S.A.
February 27 - March 2, 1979.
- Federal University of Rio Grande do Sul, Porto Alegre, Brazil
April 1-15, 1980.
- University of Alberta, Edmonton, Alberta
October 29-30, 1982.
- Queen's University, Kingston, Ontario
March 24, 1988.
- McMaster University, Hamilton, Ontario
April 12, 1988.
- Federal University of Rio Grande do Sul, Porto Alegre, Brazil
August 1-5, 1988.
- Rush University, Chicago, Illinois, USA
March 10, 1998.
- Utrecht University, Uithof, Utrecht, The Netherlands
August 30, 1999.
- University of California at Los Angeles Medical Center, Los Angeles, CA, U.S.A.
October 19-20, 1999.
- Children’s Hospital of Pittsburgh. Pittsburgh, Pennsylvania, USA
November 2, 1999.
- Johns Hopkins Hospital, Johns Hopkins University, Baltimore, Maryland, USA
February 6-7, 2002.
- New York University Medical Center, New York, New York, USA
April 9, 2003.