Dep. of visceral and transplant surgery, Berne University Hospital, Berne, Switzerland
Dep. of General Internal Medicine, Bern University Hospital, Bern, Switzerland
University Hospital Bern, Bern, Switzerland
University Hospital Inselspital, Berne, Switzerland
Department of Neurosurgery, Berne, Switzerland
Department of Obstetrics and Gynecology, University Hospital, Inselspital, Effingerstrasse 102, Bern, Switzerland
Dep. of Dermatology, Bern University Hospital, Bern, Switzerland
Bern University Hospital and University of Bern, Bern, Switzerland
Hopitaux Universitaires de Geneve HUG, Geneva, GE, Switzerland
Centre Hospitalier Universitaire Vaudois CHUV, Lausanne, VD, Switzerland
Bern University Hospital, Bern, Switzerland
Department of Nephrology and Hypertension, Bern University Hospital, Bern, Switzerland