Guagnozzi, Mariangela, et al. “Morphological Characterization of a Single Knock Out Double Transgenic Mouse Model of Spinal Muscle Atrophy”. Italian Journal of Anatomy and Embryology, vol. 117, no. 2, Feb. 2013, p. 84, https://oajournals.fupress.net/index.php/ijae/article/view/4270.