?:authorAffiliation
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[\'Department of Biomedical, Surgical and Dental Science, University of Milan, 20142 Milan, Italy.\', \'Department of Restorative, Preventive and Pediatric Dentistry, University of Bern, Freiburgstrasse 7, 3012 Bern, Switzerland.\', \'Department of Surgery, Microsurgery and Medicine Sciences, School of Dentistry, University of Sassari, Viale San Pietro 3/c, 07100 Sassari, Italy.\', \'School of Dentistry, Sechenov University, 119991 Moscow, Russia.\']
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