1. Department of Vulnerable Populations and Social Medicine, Centre for Primary Care and Public Health, Lausanne, Switzerland
2. Department of Infectious Diseases, Lausanne University Hospital (CHUV), Switzerland
3. Institute of Microbiology, Lausanne University Hospital (CHUV), Switzerland
4. Department of Public Health in the Canton of Vaud, Lausanne, Switzerland
5. Fleur de Pavé Association, Lausanne, Switzerland
6. Department of Epidemiology and Health Systems, Centre for Primary Care and Public Health, Lausanne, Switzerland