1. Division of Thoracic Surgery; Centre Hospitalier Universitaire Vaudois; Lausanne Vaud Switzerland
2. Central Environmental Laboratory, Swiss Federal Institute of Technology; Centre Hospitalier Universitaire Vaudois; Lausanne Vaud Switzerland
3. Institute of Chemical Sciences and Engineering, Swiss Federal Institute of Technology; Centre Hospitalier Universitaire Vaudois; Lausanne Vaud Switzerland
4. Division of Anesthesiology; Centre Hospitalier Universitaire Vaudois; Lausanne Vaud Switzerland