Please assess the completion status of the following clinical trial:

Trial Title: Ultra-High-Resolution Mapping Guided Partial Antral Ablation for AF

Study Design Characteristics:
- Allocation: None
- Intervention Model: None
- Observational Model: COHORT
- Primary Purpose: None
- Time Perspective: PROSPECTIVE
- Masking: None
- Phase: None
- Number of Arms: None

Eligibility Criteria:
Inclusion Criteria:~1. Age over 20 years old and under 80 years old~2. Patients with non-valvular paroxysmal atrial fibrillation~3. Patients having atrial fibrillation even after receiving continued treatment with at least 1 antiarrhythmic drug for more than 6 weeks~4. Patients who could have informed consent~5. Patients who are available for a follow-up of more than at least three months after the catheter ablation~Exclusion Criteria:~1. Patients unsuitable for catheter ablation due to a previous history of pulmonary surgery or structural heart disease~2. Patients who cannot receive standard treatments such as anticoagulation therapy needed before the radiofrequency catheter ablation~3. Patients in the subject group vulnerable to a clinical study~4. Patients who had undergone a prior catheter ablation for atrial fibrillation

- Gender: ALL
- Minimum Age: 20 Years
- Maximum Age: 80 Years
- Healthy Volunteers: f

Study Arms:
- PVI using Ultra-High-Resolution Mapping (Type: None): The paroxysmal atrial fibrillation patients who received pulmonary vein antral catheter ablation for electrical isolation of pulmonary veins using ultra-high-resolution mapping system (Rhythmia High Density mapping system).

Based on this trial design, predict the completion outcome and termination type (if applicable).