Normal Heart Sizes of Nigerians within the Southeast Using the Cardiothoracic Ratio. Journal of Experimental and Clinical Anatomy, [S. l.], v. 5, n. 2, p. 21–25, 2006. Disponível em: https://jecajournal.com/index.php/home/article/view/291.. Acesso em: 14 sep. 2025.