University Hospital Zurich, Department of Psychiatry and Psychotherapy, Zurich, ZH, Switzerland
UniversitätsSpital Zürich, Klinik für Gynäkologie, Zurich, Switzerland
Department of Cardiology University Heart Center Zurich University Hospital, Zurich, Switzerland
UniversityHospital Zurich, Department of Pulmonology, Zurich, Switzerland
University Hospital, Zurich, Switzerland
DRK Schmerz-Zentrum Mainz, Mainz, Rheinland-Pfalz, Germany
ANNR Rehaclinic, Baden, Aargau, Switzerland
Zentrum für Schmerzmedizin, Schweizer Paraplegiker-Zentrum Nottwil, Nottwil, Luzern, Switzerland
University Hospital Zurich, Zurich, Switzerland
Hospital Clinico San Carlos, Madrid, Spain
University Hospital Zurich, University of Zurich, Zurich, Switzerland
University Hospital Zurich, Zurich, Switzerland
San Raffaele Hospital, Milano, Italy
Asklepios Klinik Hamburg St. Georg, Hamburg, Germany
Inselspital Bern, Bern, Switzerland