Please assess the completion status of the following clinical trial:

Trial Title: Evaluation of Yoga for the Treatment of Pediatric Headaches

Study Design Characteristics:
- Allocation: RANDOMIZED
- Intervention Model: CROSSOVER
- Observational Model: None
- Primary Purpose: TREATMENT
- Time Perspective: None
- Masking: NONE
- Phase: None
- Number of Arms: 2.0

Eligibility Criteria:
Inclusion Criteria:~* 13-17 years~* patient seen in the headache clinic at Children's Hospital of Wisconsin~Exclusion Criteria:~* neck, spinal, or back injuries

- Gender: ALL
- Minimum Age: 13 Years
- Maximum Age: 17 Years
- Healthy Volunteers: f

Study Arms:
- 1 (Type: ACTIVE_COMPARATOR): 8 weeks of Yoga, followed by 8 weeks of follow-up
- 2 (Type: ACTIVE_COMPARATOR): 8 weeks of follow-up, followed by 8 weeks of yoga

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