Atwater, B. D., Emerek, K., Loring, Z., Polcwiartek, C., Jackson, K. P., & Friedman, D. J. (2020). Frequency and causes of QRS prolongation during exercise electrocardiogram testing in biventricular paced patients with heart failure. HeartRhythm Case Rep, 6(6), 308–312. https://doi.org/10.1016/j.hrcr.2020.02.006

Atwater, Brett D., Kasper Emerek, Zak Loring, Christoffer Polcwiartek, Kevin P. Jackson, and Daniel J. Friedman. “Frequency and causes of QRS prolongation during exercise electrocardiogram testing in biventricular paced patients with heart failure.” HeartRhythm Case Rep 6, no. 6 (June 2020): 308–12. https://doi.org/10.1016/j.hrcr.2020.02.006.

Atwater BD, Emerek K, Loring Z, Polcwiartek C, Jackson KP, Friedman DJ. Frequency and causes of QRS prolongation during exercise electrocardiogram testing in biventricular paced patients with heart failure. HeartRhythm Case Rep. 2020 Jun;6(6):308–12.

Atwater, Brett D., et al. “Frequency and causes of QRS prolongation during exercise electrocardiogram testing in biventricular paced patients with heart failure.” HeartRhythm Case Rep, vol. 6, no. 6, June 2020, pp. 308–12. Pubmed, doi:10.1016/j.hrcr.2020.02.006.

Atwater BD, Emerek K, Loring Z, Polcwiartek C, Jackson KP, Friedman DJ. Frequency and causes of QRS prolongation during exercise electrocardiogram testing in biventricular paced patients with heart failure. HeartRhythm Case Rep. 2020 Jun;6(6):308–312.