# Developing Interview Questions to Estimate Workplace Exposure to Electric and Magnetic Fields

> **NCT00340054** · — · COMPLETED · sponsor: **National Institutes of Health Clinical Center (CC)** · enrollment: 108 (estimated)

## Conditions studied

- Brain and Central Nervous System Tumors

## Interventions

- **OTHER:** questionnaire administration
- **PROCEDURE:** study of high risk factors

## Key facts

- **NCT ID:** NCT00340054
- **Lead sponsor:** National Institutes of Health Clinical Center (CC)
- **Sponsor class:** NIH
- **Phase:** —
- **Study type:** OBSERVATIONAL
- **Status:** COMPLETED
- **Start date:** 2005-10
- **Primary completion:** —
- **Final completion:** 2007-03
- **Target enrollment:** 108 (ESTIMATED)
- **Last updated:** 2012-03-08

## Collaborators

- [object Object]

## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT00340054

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT00340054, "Developing Interview Questions to Estimate Workplace Exposure to Electric and Magnetic Fields". Retrieved via AI Analytics 2026-06-26 from https://api.ai-analytics.org/clinical/NCT00340054. Licensed CC0.

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