Corrigendum: Reinforcement Learning to Improve Image-Guidance of Ablation Therapy for Atrial Fibrillation - Muizniece, Laila; Bertagnoli, Adrian; Qureshi, Ahmed; Zeidan, Aya; Roy, Aditi; Muffoletto, Marica; Aslanidi, Oleg (Frontiers in Physiology, 2021)