[1] Stanford Univ, Sch Med, Dept Med, Stanford, CA 94305 USA
[2] Stanford Univ, Sch Med, Dept Radiol, Stanford, CA 94305 USA
[3] Stanford Univ, Sch Med, Stanford Cardiovasc Inst, Stanford, CA 94305 USA
[4] Stanford Univ, Sch Med, Inst Stem Cell Biol & Regenerat Med, Stanford, CA 94305 USA
[5] Stanford Univ, Sch Med, Dept Med, Div Blood & Marrow Transplantat, Stanford, CA 94305 USA
[6] Stanford Univ, Sch Med, Dept Pathol, Stanford, CA 94305 USA
[7] Stanford Univ, Sch Med, Dept Surg, Div Plast & Reconstruct Surg, Stanford, CA 94305 USA