Isola, M., R. Isola, J. Ekström, and F. Loy. “Mitochondrial Localization of Melatonin in Salivary Glands: Ultrastructural Evidences”. Italian Journal of Anatomy and Embryology, vol. 123, no. 1, Dec. 2018, p. 119, doi:10.13128/ijae-11426.