AWAN, Z. A.; GALLAGHER, M.; ROWLAND, E.; CAMM, A. Flutter Wave polarity on Sruface ECG and Endocardial activation in Typical counter clockwise atrial flutter. Journal of Postgraduate Medical Institute, [S. l.], v. 18, n. 4, 2011. Disponível em: https://jpmi.org.pk/index.php/jpmi/article/view/951. Acesso em: 16 apr. 2024.