?:authorAffiliation
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[\'Institute of Social and Preventive Medicine, University of Bern, Switzerland.\', \'Gesundheitsamt, Kanton Solothurn, Switzerland.\', \'Department of Infectious Diseases, Inselspital, Bern University Hospital, University of Bern, Switzerland.\', \'Institute for Infectious Diseases, University of Bern, Bern, Switzerland.\', \'Amt für soziale Sicherheit, Kanton Solothurn, Switzerland\', \'Hausarztpraxis Weissenstein, Langendorf, Switzerland\', \'Department of Internal Medicine, Infectious Diseases and Hospital Epidemiology, Cantonal Hospital Olten, Switzerland\']
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