> ## Documentation Index
> Fetch the complete documentation index at: https://glossary.micahealth.com/llms.txt
> Use this file to discover all available pages before exploring further.

# Study IDs

Unique identification codes assigned to a clinical study by sponsors, funders, or registries, including National Institutes of Health grant numbers and ClinicalTrials.gov identifiers (NCT numbers). These alphanumeric codes uniquely track and reference specific research studies across different platforms.

[*Source*](https://clinicaltrials.gov/study-basics/glossary)