# Level of Immunity, Neutralization of the COVID-19 Virus and Reinfections in Residents of 2 Migrant Workers' Residences

> **NCT04932837** · — · WITHDRAWN · sponsor: **Epicentre**

## Conditions studied

- SARS-COV-2

## Interventions

- **BIOLOGICAL:** Blood and Saliva collection

## Key facts

- **NCT ID:** NCT04932837
- **Lead sponsor:** Epicentre
- **Sponsor class:** OTHER
- **Phase:** —
- **Study type:** OBSERVATIONAL
- **Status:** WITHDRAWN
- **Start date:** 2021-06-14
- **Primary completion:** 2021-06-25
- **Final completion:** 2021-07-02
- **Target enrollment:** 0 (ACTUAL)
- **Why stopped:** The vaccination campaign started before the approval of the ethics committee was obtained. The study is therefore no longer of interest to be carried out.
- **Last updated:** 2021-06-21

## Collaborators

- [object Object]
- [object Object]
- [object Object]

## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT04932837

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT04932837, "Level of Immunity, Neutralization of the COVID-19 Virus and Reinfections in Residents of 2 Migrant Workers' Residences". Retrieved via AI Analytics 2026-06-02 from https://api.ai-analytics.org/clinical/NCT04932837. Licensed CC0.

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