# Esophageal Cancer in Northeastern Iran

> **NCT00450788** · — · COMPLETED · sponsor: **National Cancer Institute (NCI)** · enrollment: 50045 (actual)

## Conditions studied

- Esophageal Cancer
- GI Disease

## Interventions

_None listed._

## Key facts

- **NCT ID:** NCT00450788
- **Lead sponsor:** National Cancer Institute (NCI)
- **Sponsor class:** NIH
- **Phase:** —
- **Study type:** OBSERVATIONAL
- **Status:** COMPLETED
- **Start date:** 2007-03-15
- **Primary completion:** —
- **Final completion:** —
- **Target enrollment:** 50045 (ACTUAL)
- **Last updated:** 2026-04-06


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT00450788

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT00450788, "Esophageal Cancer in Northeastern Iran". Retrieved via AI Analytics 2026-07-20 from https://api.ai-analytics.org/clinical/NCT00450788. Licensed CC0.

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*[Clinical trials dataset](/datasets/clinical-trials) · CC0 1.0*