1. Department of Medical Physics and Biomedical Engineering, Carl Gustav Carus Faculty of Medicine, Technische Universitaet Dresden, Dresden, Germany
2. Department of Anesthesiology and Intensive Care Medicine, Clinical Sensoring and Monitoring, Carl Gustav Carus Faculty of Medicine, Technische Universitaet Dresden, Germany
3. Department of Medical Physics and Biomedical Engineering, Carl Gustav Carus Faculty of Medicine, Technische Universitaet Dresden, Germany
4. Australian Research Council Centre of Excellence for Nanoscale BioPhotonics, Faculty of Health and Medical Sciences, and the Institute for Photonics and Advanced Sensing, The University of Adelaide, Australia
5. Institute of Pathology, Carl Gustav Carus Faculty of Medicine, Technische Universitaet Dresden, Germany
6. Clinic and Policlinic of Oral- and Maxillofacial Surgery, Carl Gustav Carus Faculty of Medicine, Technische Universitaet Dresden, Germany
7. Australian Research Council Centre of Excellence for Nanoscale BioPhotonics, Faculty of Engineering, Computer and Mathematical Sciences, and the Institute for Photonics and Advanced Sensing, The University of Adelaide, Australia