1. Department of Conservative Dentistry, Clinic for Oral, Dental and Maxillofacial Diseases, University Hospital Heidelberg, Heidelberg, Germany
2. Department of Infectious Disease, Medical Microbiology and Hygiene, University Hospital Heidelberg, Heidelberg, Germany
3. Translational Lung Research Center Heidelberg (TLRC), German Center for Lung Research (DZL), Heidelberg, Germany