Please assess the completion status of the following clinical trial:

Trial Title: Study to Evaluate Frozen Versus Refrigerated MMRV (Combined Measles, Mumps, Rubella, and Varicella) Investigational Vaccine (V221-016)

Study Design Characteristics:
- Allocation: RANDOMIZED
- Intervention Model: PARALLEL
- Observational Model: None
- Primary Purpose: PREVENTION
- Time Perspective: None
- Masking: DOUBLE
- Phase: PHASE3
- Number of Arms: None

Eligibility Criteria:
Inclusion Criteria:~* Healthy children 12-23 months of age~Exclusion Criteria:~* Previously had measles, mumps, rubella, or varicella~* Compromised immune system

- Gender: ALL
- Minimum Age: 12 Months
- Maximum Age: 23 Months
- Healthy Volunteers: t

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