1. Department of Trauma, Sinai Hospital, Baltimore, Maryland.
2. Department of Research, R. Adams Cowley Shock Trauma Center, Baltimore, Maryland.
3. Department of Trauma, R. Adams Cowley Shock Trauma Center, Baltimore, Maryland.
4. Department of Surgery, R. Adams Cowley Shock Trauma Center, Baltimore, Maryland.
5. Department of Director's Office, R. Adams Cowley Shock Trauma Center, Baltimore, Maryland.