# Original antigenic sin

> immune phenomenon

**Wikidata**: [Q575264](https://www.wikidata.org/wiki/Q575264)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Original_antigenic_sin)  
**Source**: https://4ort.xyz/entity/original-antigenic-sin


## References

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