1Department of Cranio-Maxillofacial Surgery, University Hospital, University of Bern, Bern, Switzerland
2Department of Oral and Maxillofacial Surgery, School of Life Dentistry at Niigata, The Nippon Dental University, Niigata, Japan
3Department of Oral Surgery, Clinical Dentistry, Institute of Biomedical Sciences, Tokushima University Graduate School, Tokushima, Japan
4Department of Periodontology, School of Dental Medicine, University of Bern, Bern, Switzerland
5Department of Oral Surgery and Stomatology, School of Dental Medicine, University of Bern, Bern, Switzerland
6Department of Periodontology, Semmelweis University, Budapest, Hungary
7Department of Periodontology, College of Dental Medicine, Nova Southeastern University, Fort Lauderdale, FL USA
8Cell Therapy Institute, Center for Collaborative Research, Nova Southeastern University, Fort Lauderdale, FL USA
© The Author(s). 2017
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