[1] Virginia Commonwealth Univ, Sch Nursing, Richmond, VA 23219 USA
[2] Virginia Commonwealth Univ, Sch Med, Dept Emergency Med, Richmond, VA 23219 USA
[3] Virginia Commonwealth Univ, Reanimat Engn Shock Ctr VCURES, Richmond, VA 23219 USA
[4] St Lukes Coll Nursing, Sch Nursing, Tokyo, Japan