Please assess the completion status of the following clinical trial:

Trial Title: N-Terminal Pro-brain Natriuretic Peptide Hormone and Persistent Pulmonary Hypertension

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:~* \>/= 34 weeks gestation at birth~* clinical diagnosis of PPHN~Exclusion Criteria:~* newborns with evidence of structural heart disease, congenital anomalies and prior use of inhaled nitric oxide.

- Gender: ALL
- Minimum Age: None
- Maximum Age: 6 Months
- Healthy Volunteers: t

Study Arms:
- PPHN (Type: None): Infants with persistent pulmonary hypertension (PPHN)

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