# 20K Distributed Learning Challenge

> **NCT03564457** · — · COMPLETED · sponsor: **Maastricht Radiation Oncology** · enrollment: 20000 (actual)

## Conditions studied

- Non Small Cell Lung Cancer

## Interventions

- **OTHER:** No interventions will take place (observational)

## Key facts

- **NCT ID:** NCT03564457
- **Lead sponsor:** Maastricht Radiation Oncology
- **Sponsor class:** OTHER
- **Phase:** —
- **Study type:** OBSERVATIONAL
- **Status:** COMPLETED
- **Start date:** 2018-07-01
- **Primary completion:** 2018-10-01
- **Final completion:** 2018-10-01
- **Target enrollment:** 20000 (ACTUAL)
- **Last updated:** 2019-03-08

## Collaborators

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## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT03564457

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT03564457, "20K Distributed Learning Challenge". Retrieved via AI Analytics 2026-08-12 from https://api.ai-analytics.org/clinical/NCT03564457. Licensed CC0.

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