Diomede, Francesca, Ilaria Merciaro, Jacopo Pizzicannella, Nicoletta Zini, and Oriana Trubiani. 2015. “Development of Xeno-Free Culture System for Human Periodontal Ligament Stem Cells”. Italian Journal of Anatomy and Embryology 119 (1):72. https://oajournals.fupress.net/index.php/ijae/article/view/2425.