# Holter monitor

> portable device for continuously monitoring various electrical activity of the cardiovascular system for at least 24 hours

**Wikidata**: [Q1162673](https://www.wikidata.org/wiki/Q1162673)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Holter_monitor)  
**Source**: https://4ort.xyz/entity/holter-monitor


## References

1. Freebase Data Dumps. 2013
2. Czech National Authority Database
3. [OpenAlex](https://docs.openalex.org/download-snapshot/snapshot-data-format)