Cite
MLA Citation
L P Lai et al.. “New electrocardiographic criteria for the differentiation between counterclockwise and clockwise atrial flutter: correlation with electrophysiological study and radiofrequency catheter ablation.” Heart, vol. 80, no. 1, 1998, pp. 80–85. http://access.bl.uk/ark:/81055/vdc_100135568749.0x000018