Please assess the completion status of the following clinical trial:

Trial Title: EuroPainClinics® Study IV (Prospective Observational Study)

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:~* Patients who undergo Endoscopic rhizotomy therapy~Exclusion Criteria:~* No

- Gender: ALL
- Minimum Age: 18 Years
- Maximum Age: 70 Years
- Healthy Volunteers: f

Study Arms:
- One side endoscopic rhizotomy (Type: None): Endoscopic rhizotomy will be provided only on one back side according pain
- Both sides endoscopic rhizotomy (Type: None): Endoscopic rhizotomy will be provided on both back sides according pain

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