1. Associate Clinical Professor of Anesthesiology, University of California.
2. Staff Anesthesiologist, Thorax Center, Erasmus University-Dijkzigt Academic Hospital.
3. Research Associate of the Interuniversity Cardiology Institute of the Netherlands, Thorax Center, Academic University Hospital-Dijkzigt, Erasmus University.
4. Associate Professor of Anesthesiology, University of California.
5. Professor of Cardiology, Thorax Center, Academic University Hospital-Dijkzigt, Erasmus University.