TOMAR, M.; CHAUDHURI, M.; TOMAR, H. S. Doppler alternans in pediatric emergency: correlation between clinical, Doppler waveforms and silent ventricular dysfunction by POCUS echo. International Journal of Contemporary Pediatrics, [S. l.], v. 9, n. 12, p. 1201–1203, 2022. DOI: 10.18203/2349-3291.ijcp20223068. Disponível em: https://www.ijpediatrics.com/index.php/ijcp/article/view/5080. Acesso em: 6 nov. 2025.