D. G. Tommasi, L. Pisoni, G. C. Lanza Attisano, A. Rossetti, C. Dolci, and V. F. Ferrario, “Three-dimensional facial morphometry in patients rehabilitated with implant-supported prostheses”, Ital J Anat Embryol, vol. 117, no. 2, p. 192, Feb. 2013.