[1] Shanghai Jiao Tong Univ, Shanghai Peoples Hosp 9, Dept Ultrasound Diag, Sch Med, Shanghai 201999, Peoples R China
[2] Shanghai Jiao Tong Univ, Shanghai Peoples Hosp 9, Dept Burns & Plast Surg, Sch Med, Floor 15,Surg Bldg,280 Mohe Rd, Shanghai 201999, Peoples R China
[3] Shanghai Jiao Tong Univ, Sch Med, Inst Traumat Med, Shanghai 201999, Peoples R China
[4] Harvard Med Sch, Massachusetts Gen Hosp, Wellman Ctr Photomed, Boston, MA 02114 USA