The Role of Selenium and Copper on Placental Weight and Efficiency. Iraqi Journal of Medical Sciences, [S. l.], v. 23, n. 2, 2025. DOI: 10.22578/tw991b07. Disponível em: https://iraqijms.com/index.php/jms/article/view/1268. Acesso em: 16 dec. 2025.