MIAO, Rongrong; WU, Tingting; WU, Qilong; YE, Teng; LI, Hui; LIAO, Shusheng. Noninvasive assessment of hemodynamic profile and myocardial mechanics in pulsus alternans patients by multiple echocardiographic methods. The Ultrasound Journal, Fidenza (PR), Italy, v. 17, n. 1, p. 46, 2025. DOI: 10.1186/s13089-025-00448-y. Disponível em: https://mattioli1885journals.com/index.php/theultrasoundjournal/article/view/18163. Acesso em: 22 apr. 2026.