1. Anne M. L. Rempel, Jane E. Persons, and Marcus B. Nashelsky are with the Department of Pathology, University of Iowa Carver College of Medicine, University of Iowa Hospitals and Clinics, Iowa City. Anne M. L. Rempel is also with the University of California, San Francisco, Department of Emergency Medicine, Fresno, CA. Kate Bengtson and Marcus B. Nashelsky are also with the Johnson County, Iowa Medical Examiner Department, Iowa City.