Please assess the completion status of the following clinical trial:

Trial Title: Comparison of the Methylation Pattern of DNA in Buccal Swabs From Different Time Points

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:~* Caucasian~Exclusion Criteria:~-

- Gender: ALL
- Minimum Age: 18 Years
- Maximum Age: 35 Years
- Healthy Volunteers: t

Study Arms:
- Volunteers (Type: None): 30 volunteers, half men and half women Buccal swab

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