Please assess the completion status of the following clinical trial:

Trial Title: Defining Normal Citrulline Levels as a Diagnostic Tool for Screening of Gastrointestinal Disease in Premature Infants

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:~1. Premature infants with gestational age between \<32 weeks regardless of birth weight~Exclusion Criteria:~1. Inborn errors of metabolism~2. Need for exchange transfusion~3. Multiple congenital anomalies~4. Renal failure (defined as urine output \<1ml/k/h \>24h, creatinine \>1.8, or diagnosis of non-oliguric renal failure as determined by Pediatric nephrology)

- Gender: ALL
- Minimum Age: None
- Maximum Age: None
- Healthy Volunteers: f

Study Arms:
- Gestational age < 32 weeks (Type: None): Premature infants with gestational age between \<32 weeks regardless of birth weight

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