Upper canines and incisors: how a better knowledge of their morphology can help us to optimise their functionAmine El Zoghby, Jean-Philippe Ré, Christophe Perez, Anne Giraudeau and Jean-Daniel OrthliebJ Dentofacial Anom Orthod, 13 1 (2010) 40-54DOI: https://doi.org/10.1051/odfen/2010105