# observational study

> study that draws inferences from a sample to a population, in cases where the independent variable is not under the control of the researcher because of ethical concerns or logistical constraints

**Wikidata**: [Q818574](https://www.wikidata.org/wiki/Q818574)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Observational_study)  
**Source**: https://4ort.xyz/entity/observational-study


## References

1. BabelNet
2. UMLS 2023
3. KBpedia
4. [OpenAlex](https://docs.openalex.org/download-snapshot/snapshot-data-format)