Comparison between Sperm Preparation before Cryopreservation and Post-Thawing Sperm Preparation using Density Gradient Centrifugation in Normozoospermic Semen Samples. Journal of Infertility and Reproductive Biology, [S. l.], v. 10, n. 2, p. 19–21, 2022. Disponível em: https://doormaj.com/index.php/jirb/article/view/69. Acesso em: 4 feb. 2026.