# Influenza Vaccine in Lung Transplant Patients - Persistence of Antibodies

> **NCT04531787** · — · COMPLETED · sponsor: **University of Wisconsin, Madison** · enrollment: 139 (actual)

## Conditions studied

- Influenza

## Interventions

- **DRUG:** Influenza vaccine

## Key facts

- **NCT ID:** NCT04531787
- **Lead sponsor:** University of Wisconsin, Madison
- **Sponsor class:** OTHER
- **Phase:** —
- **Study type:** OBSERVATIONAL
- **Status:** COMPLETED
- **Start date:** 2004-08
- **Primary completion:** 2009-07
- **Final completion:** 2009-07
- **Target enrollment:** 139 (ACTUAL)
- **Last updated:** 2020-10-23


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT04531787

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT04531787, "Influenza Vaccine in Lung Transplant Patients - Persistence of Antibodies". Retrieved via AI Analytics 2026-06-01 from https://api.ai-analytics.org/clinical/NCT04531787. Licensed CC0.

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