[1] Columbia Univ, Dept Biomed Engn, New York, NY 10027 USA
[2] Penn State Univ, Dept Bioengn, University Pk, PA 16802 USA
[3] Univ Texas MD Anderson Canc Ctr, Dept Plast Surg, Houston, TX 77030 USA
[4] Univ Calif San Diego, Dept Bioengn, La Jolla, CA 92032 USA
[5] Univ Calif San Diego, Inst Engn Med, La Jolla, CA 92032 USA
[6] Univ Illinois, Dept Phys, Urbana, IL 61801 USA
[7] Univ Illinois, Dept Bioengn, Urbana, IL 61801 USA
[8] MIT, Dept Mech Engn, Cambridge, MA 02139 USA
[9] Univ Virginia, Dept Biomed Engn, Charlottesville, VA 22908 USA
[10] Texas A&M Univ, Dept Biomed Engn, College Stn, TX 77843 USA
[11] Univ Calif Berkeley, Dept Bioengn, Berkeley, CA 94720 USA
[12] Univ Texas MD Anderson Canc Ctr, Dept Plast Surg Res, Houston, TX 77230 USA
[13] Univ Calif San Diego, Dept Bioengn, La Jolla, CA 92093 USA
[14] Univ Illinois, Dept Mech Sci & Engn, Urbana, IL 61801 USA
[15] Georgia Inst Technol, Inst Bioengn & Biosci, Sch Mech Engn, Atlanta, GA 30332 USA
[16] Georgia Inst Technol, Inst Bioengn & Biosci, Sch Biomed Engn, Atlanta, GA 30332 USA