Institution: | 1. Department of Preventive, Restorative and Pediatric Dentistry, School of Dental Medicine, University of Bern, Bern, Switzerland 2. Laboratory of Oral Cell Biology, School of Dental Medicine, University of Bern, Bern, Switzerland 3. Department of Conservative Dentistry and Periodontology, Medical University of Vienna, Vienna, Austria 4. Department of Periodontology, School of Dental Medicine, University of Bern, Bern, Switzerland
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