University of Utrecht Medical School ( M.D. 1971) The Netherlands
St Clara Ziekenhuis Rotterdam Surgical Residency (1971-1974)
Antonius Hospital Utrecht Cardio-Thoracic Surgery Recidency 1974-1978. PhD 1977
Wilhelmina Pediatric Hospital Utrecht, the Netherlands (1978-1980)
National Heart Hospital London (GB),Pediatric Cardiology Recidency1977 NIH Bethesda USA Research Fel
NIH Bethesda USA Research Fellow(1980)Medical Collage of Virginia Research Fellow Transplant ptogram
Medical Collage of Virginia Research Fellow Transplant program 1981
Leiden University Medical Center, Leiden The Netherlands. Dept. Of Cardio-Thoracic Surgery 1983-