López Garzón N, Betancur Peña DA, Bazan Orobio JA, Benavides Muñoz SP. Current indications of transthoracic echocardiography. RFS [Internet]. 2013 Jan. 7 [cited 2024 Jul. 3];5(1):73-82. Available from: https://journalusco.edu.co/index.php/rfs/article/view/133