JAIN, S.; NAJAM, R. N. Study of lifestyle factors leading to male subfertility - a prospective observational study. International Journal of Health and Clinical Research, [S. l.], v. 3, n. 5, p. 166–172, 2020. Disponível em: https://www.ijhcr.com/index.php/ijhcr/article/view/182. Acesso em: 22 feb. 2026.