1 Department of Operative and Restorative Dentistry, Medical University of Innsbruck, Anichstraße 35, A-6020, Innsbruck, Austria.
2 Division of Human Genetics, Medical University Innsbruck, Innsbruck, Austria.
3 Department of Oral and Maxillofacial Surgery, Medical University Innsbruck, Innsbruck, Austria.
4 Department of Operative Dentistry and Periodontology, Faculty of Dentistry, University Medical Centre, Freiburg, Germany.
5 Department of Operative and Restorative Dentistry, Medical University of Innsbruck, Anichstraße 35, A-6020, Innsbruck, Austria. ines.kapferer@i-med.ac.at.