1. International Journal of Cardiology
Persistent atrial fibrillation: A systematic review and meta-analysis of invasive strategies 
Wouter R. Berger, Eva R. Meulendijks, Jacqueline Limpens, Nicoline W.E. van den Berg, Jolien Neefs, Antoine H.G. Driessen, Sébastien P.J. Krul, Wim Jan P. van Boven, Joris R. de Groot 
International Journal of Cardiology 
Volume 278, Pages (March 2019)
DOI: /j.ijcard
Copyright © 2018 The Authors Terms and Conditions

2. Fig. 1
Freedom of AF after both treatment strategies for persistent atrial fibrillation.
AF, atrial fibrillation; w/o, without; w/,with; AAD; antiarrhythmic drugs, *; significant difference, ns; non-significant difference.
International Journal of Cardiology  , DOI: ( /j.ijcard )
Copyright © 2018 The Authors Terms and Conditions

3. Fig. 2
Forest plots showing rates of AF freedom of persistent AF patients 12 months after (A) catheter ablation or (B) minimally-invasive surgical ablation.
International Journal of Cardiology  , DOI: ( /j.ijcard )
Copyright © 2018 The Authors Terms and Conditions