1. Keck School of Medicine, University of Southern California, Los Angeles, CA, USA
2. Division of Plastic and Reconstructive Surgery, Keck School of Medicine, University of Southern California, Los Angeles, CA, USA
3. Division of Plastic and Maxillofacial Surgery, Children’s Hospital Los Angeles, Los Angeles, CA, USA
4. Division of Plastic and Reconstructive Surgery, Oregon Health & Science University, School of Medicine, Portland, OR, USA
5. Division of Plastic and Reconstructive Surgery, Shriner’s Hospital for Children, Pasadena, CA, USA