1. School of Medicine, Ninewells Hospital and Medical School, University of Dundee, Dundee, United Kingdom;
2. Department of Computing, School of Science and Engineering, University of Dundee, Dundee, United Kingdom;
3. Centre for Anatomy and Human Identification, School of Science and Engineering, University of Dundee, Dundee, United Kingdom;
4. Department of Otolaryngology, Ninewells Hospital and Medical School, University of Dundee, Dundee, United Kingdom