1. Department of Oral Surgery, Vienna Medical University, Vienna, Austria.
2. Ludwig Boltzmann Institute of Oral Implantology, Vienna, Austria.
3. Department of Surgery, Vienna Medical University, Vienna, Austria.
4. Department of Biomedical Research, Vienna Medical University, Vienna, Austria.
5. Ludwig Boltzmann Institute of Cardio-Surgical Research, Vienna, Austria.
6. Department of Transfusion Medicine, Vienna Medical University, Vienna, Austria.