?:authorAffiliation
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[\'Division of Prevention, Berufsgenossenschaft Nahrungsmittel und Gastgewerbe (BGN), Germany.\', \'Institute of Medical Biostatistics, Epidemiology and Informatics, University hospital of the Johannes Gutenberg-University Mainz, Mainz, Germany.\', \'Infectious Disease Epidemiology, Bernhard Nocht Institute for Tropical Medicine, Hamburg, Germany.\', \'German Center for Infection Research (DZIF), Hamburg-Borstel-Lübeck-Riems, Germany.\']
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