[1] Univ Colorado, Childrens Hosp Colorado, Dept Pediat, Aurora, CO USA
[2] Colorado Sch Mines, Chem & Etiol Engn, Golden, CO 80401 USA
[3] Univ Colorado Denver, Hemophilia & Thrombosis Ctr, Aurora, CO USA
[4] Colorado Sch Mines, Golden, CO 80401 USA
[5] Univ Colorado, Sch Med, Dept Pediat, Aurora, CO USA