1 Department of Surgery, Division of Plastic and Reconstructive Surgery, University of Michigan, Ann Arbor, MI, USA. ssviente@med.umich.edu.
2 Department of Surgery, Division of Plastic and Reconstructive Surgery, University of Michigan, Ann Arbor, MI, USA; Department of Biomedical Engineering, University of Michigan, Ann Arbor, MI, USA.
3 Department of Surgery, Division of Plastic and Reconstructive Surgery, University of Michigan, Ann Arbor, MI, USA.