HUSSIEN, D. . Upper lip cross sectional area after correction of anterior maxillary segment using three sided mucoperiosteal flap . Mustansiria Dental Journal, [S. l.], v. 2, n. 1, p. 142–149, 2005. DOI: 10.32828/mdj.v2i1.1060. Disponível em: https://mdj.uomustansiriyah.edu.iq/index.php/mdj/article/view/1060. Acesso em: 3 jul. 2024.