Please assess the completion status of the following clinical trial:

Trial Title: Impact of Pre-cooling in Adolescent Tennis Athletes

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

Eligibility Criteria:
Inclusion Criteria:~* Healthy adolescent athletes~Exclusion Criteria:~* Diagnosed chronic medical condition;~* Symptoms of acute illness;~* Recent (past 4 weeks) usage of medications known to affect the circulatory system, the thyroid, the pituitary function, or the metabolic status.

- Gender: ALL
- Minimum Age: 14 Years
- Maximum Age: 17 Years
- Healthy Volunteers: t

Study Arms:
- Pre-cooling scenario (Type: EXPERIMENTAL): One hour before a tennis match, the pre-cooling group was wearing a Cooling Cap (WElkins Sideline Cooling System, SCS) for 45 minutes.
- Sham evaluation (Type: SHAM_COMPARATOR): Participants were monitored during a usual game without any kind of pre-cooling strategy

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