Tassinari, Valentina, Federica Campolo, Susanna Dolci, and Pellegrino Rossi. 2014. “FGF9 – Nodal Signaling Negatively Control Meiotic Entry of Postnatal Male Germ Cells”. Italian Journal of Anatomy and Embryology 118 (2):181. https://oajournals.fupress.net/index.php/ijae/article/view/3885.