1. Division of Research and Treatment for Oral Maxillofacial Congenital Anomalies; Aichi Gakuin University; Nagoya Japan
2. Nguyen Dinh Chieu General Hopsital; Ben Tre Vietnam
3. Cleft Lip and Palate Center, Aichi Gakuin Dental Hospital; Nagoya Japan
4. Division of Speech, Hearing, and Language; Aichi Gakuin Dental Hospital; Nagoya Japan
5. Odonto and Maxillofacial Hospital; Ho Chi Minh Vietnam