American Heart Association (2014) Who is at risk of atrial fibrillation (AF or AFib)? [online; accessed 4 December 2015]

British Heart Foundation (2015) Atrial fibrillation [online accessed 4 December 2015]

Gerstenfeld EP (2014) Contact force-sensing catheters: evolution or revolution in catheter ablation technology? Circulation: Arrhythmia and Electrophysiology 7: 5–6

Jahangir A, Lee V, Friedman PA et al (2007) Long-term progression and outcomes with aging in patients with lone atrial fibrillation: a 30-year follow up study. Circulation 115: 3050–6

January CT, Wann LS, Alpert JS et al. (2014) 2014 AHA/ACC/HRS guideline for the management of patients with atrial fibrillation: executive summary: a report of the American College of Cardiology/American Heart Association Task Force on practice guidelines and the Heart Rhythm Society. Journal of the American College of Cardiology 64: 2246–80

Kautzner J, Neuzil P, Lambert H et al. (2015) EFFICAS II: optimization of catheter contact force improves outcome of pulmonary vein isolation for paroxysmal atrial fibrillation. Europace 17: 1229–35

Kuck KH, Reddy VY, Schmidt B et al. (2012) A novel radiofrequency ablation catheter using contact force sensing: Toccata study. Heart Rhythm 9: 18–23

Liu X, Iordachita II, He X et al. (2012) Miniature fiber-optic force sensor based on low-coherence Fabry-Perot interferometry for vitreoretinal microsurgery. Biomedical Optics Express 3:1062–76

Neuzil P, Reddy VY, Kautzner J et al. (2013) Electrical reconnection after pulmonary vein isolation is contingent on contact force during initial treatment: results from the EFFICAS I study. Circulation: Arrhythmia and Electrophysiology 6: 327–33

NHS Choices (2015). Atrial fibrillation: symptoms [online; accessed 17 December 2015]

Reddy VY, Dukkipati SR, Neuzil P et al. (2015) Randomised, controlled trial of the safety and effectiveness of a contact force-sensing irrigated catheter for ablation of paroxysmal atrial fibrillation: results of the TactiCath contact force ablation catheter study for atrial fibrillation (TOCCASTAR) study. Circulation 132: 907–15

Reddy V, Shah D, Kautzner J et al. (2012) The relationship between contact force and clinical outcome during radiofrequency catheter ablation of atrial fibrillation in the TOCCATA study. Heart Rhythm 9: 1789–95

Vaccari D, Giacopelli D, Rocchetto E et al. (2014) Atrial fibrillation radiofrequency ablation: safety using contact force catheter in a low-volume centre. Journal of Atrial Fibrillation 7: 10–14

Wakili R, Clauss S, Schmidt V et al. (2014) Impact of real-time contact force and impedance measurement in pulmonary vein isolation procedures for treatment of atrial fibrillation. Clinical Research in Cardiology 103: 97–106

Wutzler A, Huemer M, Parwani AS et al. (2014) Contact force mapping during catheter ablation for atrial fibrillation: procedural data and one-year follow-up. Archives of Medical Science 10: 266–72

Zoni‑Berisso M, Lercari F, Carazza T et al. (2014) Epidemiology of atrial fibrillation: European perspective. Clinical Epidemiology 6: 213–20