Please assess the completion status of the following clinical trial:

Trial Title: Evaluation of Culture Negative Severe Acute Respiratory Infection in Mexico

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

Eligibility Criteria:
Inclusion Criteria:~* Age ≥ 18 years;~* Willing to provide informed consent; or a legal representative is willing to sign informed consent;~* Intubated due to an independent clinical decision by a clinician responsible for the patient's clinical care and NOT affiliated with the research);~* Meet WHO's SARI definition (modified) - all of the criteria below:~* History of fever, subjective feverishness or measured fever of ≥ 38.0 °C, or hypothermia as defined for Systemic Inflammatory Response Syndrome (SIRS) (\<36.0 °C );~* Cough or other respiratory symptoms, such as rapidly progressing dyspnea;~* Onset within the last 21 days (as long as the clinical condition is considered acute and due to the severity it requires intubation); and~* Requiring hospitalization~Exclusion Criteria:~* Intubated for reasons other than SARI (cardiovascular accident, surgery);~* Known microbiologic diagnosis of SARI or respiratory illness:~* Any contraindication to BAL by bronchoscopy as determined by the treating physician~* Bacterial culture or other microbiologic testing for underlying etiology positive would be excluded;~* In women: Pregnancy

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

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