Orthodontic treatment need of 9-, 12-, and 15-year-old children according to the index of orthodontic treatment need and dental aesthetic index

1. Boronat-Catalá, M.
2. Bellot-Arcis, C.
3. Montiel-Company, J.M.
4. Catalá-Pizarro, M.
5. Almerich-Silla, J.M.
6. McGuinness, N.