7Westhoff J, Hildebrand F, Grotz M, et al. Trauma care in Germany. Injury, 2003, 34:674-683.
8Blackwell T, Kellam JF, Thomason M. Trauma care systems in the United States. Injury, 2003, 34:735-739.
9Demetriades D, Kimbrell B, Salim A, et al. Trauma deaths in a mature urban trauma system: is " trimodal" distribution a valid concept? [ J ]. J Am Coll Surg, 2005,201 ( 3 ) :343 -348.
10Demetriades D, Murray J, Charalambides K, et al. Trau- ma fatalities: time and location of hospital deaths [ J ]. J Am Coll Surg, 2004,198( 1 ) :20-26.