Please assess the completion status of the following clinical trial:

Trial Title: Fertility Assessment in Patients With Klinefelter Syndrome

Study Design Characteristics:
- Allocation: None
- Intervention Model: None
- Observational Model: CASE_ONLY
- Primary Purpose: None
- Time Perspective: OTHER
- Masking: None
- Phase: None
- Number of Arms: None

Eligibility Criteria:
Inclusion Criteria:~* males between the ages of 12 and 25~* diagnosed with mosaic or non-mosaic Klinefelter's Syndrome~* having bilaterally descended testes~* not having had a febrile illness within 3 months of enrollment.~Exclusion Criteria:~* previous treated with gonadotoxic chemotherapeutic or radiation regimen.~* psychological, psychiatric, or other conditions which prevent giving fully informed consent.

- Gender: MALE
- Minimum Age: 12 Years
- Maximum Age: 25 Years
- Healthy Volunteers: f

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