# The Etiology and Progression of Brain Tumors

> **NCT01811524** · — · COMPLETED · sponsor: **Tampere University Hospital** · enrollment: 2000 (actual)

## Conditions studied

- Brain Tumor
- Glioma
- Meningioma

## Interventions

_None listed._

## Key facts

- **NCT ID:** NCT01811524
- **Lead sponsor:** Tampere University Hospital
- **Sponsor class:** OTHER
- **Phase:** —
- **Study type:** OBSERVATIONAL
- **Status:** COMPLETED
- **Start date:** 1983-09
- **Primary completion:** 2009-12
- **Final completion:** 2012-03
- **Target enrollment:** 2000 (ACTUAL)
- **Last updated:** 2013-03-19

## Collaborators

- [object Object]

## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT01811524

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT01811524, "The Etiology and Progression of Brain Tumors". Retrieved via AI Analytics 2026-06-02 from https://api.ai-analytics.org/clinical/NCT01811524. Licensed CC0.

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