Comparative study of strategies to prevent esophageal and periesophageal injury during atrial fibrillation ablation - Oliveira, Barbara D. de; Oyama, Helena; Hardy, Carina A; Melo, Sissy L. de; Pisani, Cristiano F; Chokr, Muhieddine O; Balbo, Conrado; Darrieux, Francisco C. Costa; Hachul, Denise T; Sakai, Paulo (Journal of cardiovascular electrophysiology, 2020)