1. Department of Plastic Surgery; University of Pittsburgh; PA USA
2. Department of Biomedical Engineering; Tufts University; Boston MA USA
3. Department of Plastic and Reconstructive Surgery, Craniofacial Research Centre, Chang Gung Memorial Hospital, College of Medicine; Chang Gung University; Taiwan
4. Department of Bioengineering; University of Pittsburgh; PA USA
5. McGowan Institute for Regenerative Medicine; Pittsburgh PA USA