Pucciarelli, V., E. Ulaj, F. Tarabbia, D. Gibelli, F. Biglioli, and C. Sforza. “Stereophotogrammetric Assessment of the Smiling Capability After Facial Reanimation Surgery”. Italian Journal of Anatomy and Embryology, vol. 122, no. 1, Oct. 2017, p. 175, https://oajournals.fupress.net/index.php/ijae/article/view/2041.