A study of variation in the levels of seminal plasma superoxide dismutase and glutathione peroxidase in normospermic and oligozoospermic men. International Journal of Biomedical Research, [S. l.], v. 6, n. 4, p. 263–267, 2015. DOI: 10.7439/ijbr.v6i4.1939. Disponível em: https://www.ssjournals.co.in/index.php/ijbr/article/view/1939. Acesso em: 19 mar. 2026.