# Health Effects of Particulate Acids in Late Adolescence

> **NCT00044317** · — · COMPLETED · sponsor: **National Institute of Environmental Health Sciences (NIEHS)** · enrollment: 1500 (—)

## Conditions studied

- Airway Obstruction
- Cough

## Interventions

_None listed._

## Key facts

- **NCT ID:** NCT00044317
- **Lead sponsor:** National Institute of Environmental Health Sciences (NIEHS)
- **Sponsor class:** NIH
- **Phase:** —
- **Study type:** OBSERVATIONAL
- **Status:** COMPLETED
- **Start date:** —
- **Primary completion:** —
- **Final completion:** —
- **Target enrollment:** 1500 (—)
- **Last updated:** 2005-06-24


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT00044317

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT00044317, "Health Effects of Particulate Acids in Late Adolescence". Retrieved via AI Analytics 2026-06-25 from https://api.ai-analytics.org/clinical/NCT00044317. Licensed CC0.

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