Please assess the completion status of the following clinical trial:

Trial Title: Peripheral Nerve Ultrasound for Diagnosis and Prognosis of Guillain-Barre Syndrome

Study Design Characteristics:
- Allocation: NON_RANDOMIZED
- Intervention Model: PARALLEL
- Observational Model: None
- Primary Purpose: DIAGNOSTIC
- Time Perspective: None
- Masking: SINGLE
- Phase: None
- Number of Arms: 2.0

Eligibility Criteria:
Inclusion Criteria:~* For GBS group: Inpatients with acute, progressive weakness and no alternative diagnosis, with onset less than 30 days prior to examination.~* For control group: Hospitalized patients on the inpatient neurology service who are being treated for non-peripheral nerve disorders (e.g. epilepsy, multiple sclerosis, or stroke).~* For all subjects: 18+ years of age~Exclusion Criteria:~- Patients with any history of multifocal motor neuropathy (MMN), prior Guillain-Barre syndrome (GBS), chronic inflammatory demyelinating polyneuropathy (CIDP), or hereditary neuropathy (e.g. Charcot-Marie-Tooth)

- Gender: ALL
- Minimum Age: 18 Years
- Maximum Age: None
- Healthy Volunteers: f

Study Arms:
- GBS Patients (Type: EXPERIMENTAL): None
- Controls (Type: ACTIVE_COMPARATOR): None

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