# Ctirad John

> Czech imunologist, doctor and microbiologist (1920-2018)

**Wikidata**: [Q11773742](https://www.wikidata.org/wiki/Q11773742)  
**Source**: https://4ort.xyz/entity/ctirad-john


## References

1. Czech National Authority Database
2. [Records of persons of interest](http://svazky.cz/test/svazkyMT.php?jmeno=Ctirad&prijm=John&dnar=15.08.1920&hledej=Hledat)
3. The Fine Art Archive
4. [Source](http://viaf.org/viaf/data/viaf-20170101-links.txt.gz)
5. Virtual International Authority File
6. [Source](https://viaf.org/viaf/data/viaf-20230206-links.txt.gz)
7. [Source](http://www.cls.cz/aktualne/zemrel-prof-mudr-ctirad-john-drsc-1247)
8. [Source](http://svazky.cz/test/svazkyMT.php?jmeno=Ctirad&prijm=John&dnar=15.08.1920&hledej=Hledat)
9. Bibliography of the History of the Czech Lands