Salvolini, Eleonora, Guendalina Lucarini, Eddi Buldreghini, Armanda Pugnaloni, Concetta Ferretti, and Giancarlo Balercia. 2011. “Nitric Oxide and Human Sperm Motility: An Immunohistochemical Study”. Italian Journal of Anatomy and Embryology 116 (2):161. https://doi.org/10.36253/ijae-4735.