University of Bern - Klinik für rekonstruktive Zahnmedizin und Gerodontologie, Bern, Switzerland
University of Bern, Bern, Switzerland
University of Bern, Institute for Infectious Diseases, Bern, BE, Switzerland
Département de médecine interne, Hôpitaux universitaires de Genève, Geneva, Switzerland
Epidemiology, Biostatistics and Prevention Institute (EBPI), University of Zurich, Zürich, Switzerland
University Clinic for General Internal Medicine, Bern University Hospital, Bern, Switzerland
Lighthouse Trust, Lilongwe, Malawi
CIDRZ, Lusaka, Zambia
University of Bern, Bern, Switzerland
Institute of Social and Preventive Medicine (ISPM), University of Bern, Bern, Switzerland
University Hospital of Psychiatry and Psychotherapy, University of Bern, Bern, Switzerland
Department of Periodontology, University of Bern, Bern, Switzerland
Department of Periodontology, Bern, Switzerland