# ClinicalTrials.gov record NCT03989947

> PeptideScanner retained ClinicalTrials.gov record NCT03989947 at 2026-07-30T16:22:22.327Z. Its registry update date was 2026-03-13, and PeptideScanner's reviewed identity mapping was vosoritide.

- Evidence object: `story:clinicaltrials-gov-nct03989947-vosoritide:v1`
- Evidence domain: Clinical trials
- Date in source: 2026-03-13
- Source checked: 2026-07-30
- Published by PeptideScanner: 2026-09-09
- Story landing page: https://peptidescanner.com/stories/clinicaltrials-gov-nct03989947-vosoritide/
- JSON record: https://peptidescanner.com/evidence/v1/objects/clinicaltrials-gov-nct03989947-vosoritide-v1.json
- Content SHA-256: `8792bf8fe95a3a86087a58f0caef7a35d8143e9797f0d4f1c6476b693ab919ea`

## Claims and source pins

### Headline

ClinicalTrials.gov record NCT03989947 ([`ctg-observation-nct03989947-2026-03-13-80d53f767be4`](#source-ctg-observation-nct03989947-2026-03-13-80d53f767be4))

### Summary

PeptideScanner retained ClinicalTrials.gov record NCT03989947 at 2026-07-30T16:22:22.327Z. Its registry update date was 2026-03-13, and PeptideScanner's reviewed identity mapping was vosoritide. ([`ctg-observation-nct03989947-2026-03-13-80d53f767be4`](#source-ctg-observation-nct03989947-2026-03-13-80d53f767be4))

### Paragraph 1

PeptideScanner retained ClinicalTrials.gov record NCT03989947 at 2026-07-30T16:22:22.327Z. Its registry update date was 2026-03-13, and PeptideScanner's reviewed identity mapping was vosoritide. ([`ctg-observation-nct03989947-2026-03-13-80d53f767be4`](#source-ctg-observation-nct03989947-2026-03-13-80d53f767be4))

### Paragraph 2

This page reports a dated retained registry observation and does not assert the record's current status; registration is not evidence that an intervention is safe or effective. ([`ctg-observation-nct03989947-2026-03-13-80d53f767be4`](#source-ctg-observation-nct03989947-2026-03-13-80d53f767be4))

## Sources

<a id="source-ctg-observation-nct03989947-2026-03-13-80d53f767be4"></a>
- **ClinicalTrials.gov record NCT03989947 · retained source version 2026-03-13:80d53f767be44ccc06d3ed2f04af7d91cc94b76fe1a9dd2059f80fa02c0bf93a** — ClinicalTrials.gov; class A. [Open source](https://clinicaltrials.gov/study/NCT03989947) (`ctg-observation-nct03989947-2026-03-13-80d53f767be4`)

## Correction lineage

No correction is recorded for this version.

## Reporting boundaries and unknowns

PeptideScanner reports the cited trial-registry entry and its status at observation. Registration or completion does not establish safety, effectiveness, or regulatory approval.

- Sources outside the selected public PeptideScanner bundle may exist and are not represented by this object.
- This object does not determine whether cited records agree, corroborate one another, or establish scientific truth.
- This object does not determine safety, efficacy, causality, or suitability for any person.

Methodology: https://peptidescanner.com/methodology/
Medical disclaimer: https://peptidescanner.com/medical-disclaimer/

## Suggested citation

PeptideScanner. "ClinicalTrials.gov record NCT03989947." Version 1, published 2026-09-09. https://peptidescanner.com/evidence/v1/objects/clinicaltrials-gov-nct03989947-vosoritide-v1.json SHA-256: 8792bf8fe95a3a86087a58f0caef7a35d8143e9797f0d4f1c6476b693ab919ea.