Department of Visceral- and Transplantation Surgery, University Hospital Zurich, Zurich, ZH, Switzerland
Dept. of Geriatrics and Aging Research, University of Zurich / Geriatric Clinic University Hospital Zurich, Zürich, ZH, Switzerland
University of Hospital, Clinic for Gynecology, Zurich, Switzerland
Epidemiology, Biostatistics and Prevention Institute (EBPI), University of Zurich, Zurich, Switzerland
Department of Ophthalmology, Zurich, ZH, Switzerland
Center of dental medicine, Zürich, Switzerland
Department of Ophthalmology, Zurich, ZH, Switzerland
University hospital Zurich, Zürich, Zurich, Switzerland
University Hospital Zurich, Zürich, Zurich, Switzerland
University Hospital Bern, Bern, Switzerland
Hôpitaux Universitaires Genève, Geneva, Switzerland
Clinic of Hematology, Oncology Institute of Southern Switzerland, Bellinzona, Switzerland