Institute for Infectious Diseases, Bern, Switzerland
University of Bern, Institute of Complementary Medicine KIKOM, Bern, Switzerland
Dep. of clinical psychology and psychotherapy, University of Berne, Bern, Switzerland
Bern University Hospital Dep. for Cognitive and Restorative Neurology, Bern, Switzerland
Division of Cardiology, Zürich, Switzerland
Institute of Clinical Pharmacology and Visceral Research, University of Bern, Bern, Switzerland
Division of Gastroenterology, University of Lausanne, Lausanne, Switzerland
Stadtspital Waid, Zürich, Zürich, Switzerland
Chappuis, Bern, Switzerland
Dep. of Plastic and Hand Surgery, Bern University Hospital, Bern, Switzerland
Dep. of Visceral and Transplant Surgery, Bern University Hospital, Bern, Switzerland
Department of visceral and transplant surgery, Bern University Hospital, Bern, Switzerland