[1] Childrens Hosp Los Angeles, Div Plast & Maxillofacial Surg, 4650 West Sunset Blvd,Mailstop 96, Los Angeles, CA 90033 USA
[2] Keck Sch Med, Div Plast & Reconstruct Surg, Los Angeles, CA USA
[3] Childrens Hosp Los Angeles, Div Dent & Orthodont, Los Angeles, CA 90033 USA
[4] Univ Southern Calif, Div Oral & Maxillofacial Surg, Los Angeles, CA 90007 USA