Efficacy and safety of zero‐fluoroscopy ablation of ventricular arrhythmias originating from the right ventricular outflow tract: Comparison with fluoroscopy‐guided ablation withou... oleh Ba Van Vu, Phong Dinh Phan, Linh Tran Pham, Kien Trung Hoang, Thinh Duc Do, Hung Manh Nguyen, Linh Thi Hai Ngo, Dung Tien Le, Nguyen Thao Phan, Huu Cong Nguyen, Thuc Cong Luong