Neil I E Langlois1,2, Craig James3, Roger W Byard4,5. 1. Discipline of Anatomy and Pathology, Level 3 Medical School North Building, School of Medical Sciences, The University of Adelaide, Frome Road, Adelaide, SA, 5005, Australia. 2. Forensic Science SA, 21 Divett Place, Adelaide, SA, 5000, Australia. 3. Adelaide Pathology Partners, 46 Sir Donald Bradman Drive, Mile End, SA, 5031, Australia. 4. Discipline of Anatomy and Pathology, Level 3 Medical School North Building, School of Medical Sciences, The University of Adelaide, Frome Road, Adelaide, SA, 5005, Australia. roger.byard@sa.gov.au. 5. Forensic Science SA, 21 Divett Place, Adelaide, SA, 5000, Australia. roger.byard@sa.gov.au.