Efficacy of renal denervation as an adjunct to pulmonary vein isolation for atrial fibrillation treatment: a systematic review and meta-analysis by Thavabalan, K, Sheikh, M, Phuah, Y, Rajput, SK, Fatima, N, Sutaria, A, Bray, JJH, Ahmad, M, Glatzel, H, Ahmad, R, Snell, L, Kumar, NS, García-Pérez, C, Candilio, L, Providencia, R