TY - JOUR AU - Wang, Huan AU - Wang, Lihong PY - 2019 DA - 2019/01/05 TI - Ablation of unmappable ventricular parasystole originating from the right ventricular outflow tract: a case report JO - BMC Cardiovascular Disorders SP - 3 VL - 19 IS - 1 AB - When the coupling interval is matched, ventricular parasystole can form a stable fusion QRS complex with sinus rhythm. Ablation of a fusion QRS complex has been rarely reported and is unexpectedly difficult. SN - 1471-2261 UR - https://doi.org/10.1186/s12872-018-0992-0 DO - 10.1186/s12872-018-0992-0 ID - Wang2019 ER -