1. Assistant professor, Division of Forensic and Environmental Pathology, Department of Pathology, St. Louis University School of Medicine, St. Louis, MO and assistant medical examiner, St. Louis Medical Examiner's Office, St. Louis, MO, US.
2. Associate professor, Division of Forensic and Environmental Pathology, Department of Pathology, St. Louis University School of Medicine, St. Louis, MO, US.
3. Clinical instructor, Division of Forensic and Environmental Pathology, Department of Pathology, St. Louis University School of Medicine, St. Louis, MO, US.
4. Professor, Division of Forensic and Environmental Pathology, Department of Pathology, St. Louis University School of Medicine, St. Louis, MO and chief medical examiner, St. Louis Medical Examiner's Office, St. Louis, MO, US.