Coronary arteries examination by transthoracic echocardiography for a patient suffers a chest tightness and back pain, in Aden-Yemen. Journal of medical and pharmaceutical sciences, New Mexico, United States, v. 3, n. 1, p. 75–65, 2019. DOI: 10.26389/AJSRP.N080219. Disponível em: https://journals.ajsrp.com/index.php/jmps/article/view/946. Acesso em: 24 jan. 2026.