# Environmental and Biological Monitoring Pilot Study for Polycyclic Aromatic Hydrocarbons in Linxian, China

> **NCT00342472** · — · COMPLETED · sponsor: **National Cancer Institute (NCI)** · enrollment: 81 (actual)

## Conditions studied

- Esophageal Cancer

## Interventions

_None listed._

## Key facts

- **NCT ID:** NCT00342472
- **Lead sponsor:** National Cancer Institute (NCI)
- **Sponsor class:** NIH
- **Phase:** —
- **Study type:** OBSERVATIONAL
- **Status:** COMPLETED
- **Start date:** 1998-02-12
- **Primary completion:** 2020-01-01
- **Final completion:** 2020-06-05
- **Target enrollment:** 81 (ACTUAL)
- **Last updated:** 2020-12-11


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT00342472

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT00342472, "Environmental and Biological Monitoring Pilot Study for Polycyclic Aromatic Hydrocarbons in Linxian, China". Retrieved via AI Analytics 2026-06-09 from https://api.ai-analytics.org/clinical/NCT00342472. Licensed CC0.

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