# Ludwik Hirszfeld

> Polish physician, immunologist and microbiologist (1884–1954)

**Wikidata**: [Q43466](https://www.wikidata.org/wiki/Q43466)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Ludwik_Hirszfeld)  
**Source**: https://4ort.xyz/entity/ludwik-hirszfeld


## References

1. Integrated Authority File
2. BnF authorities
3. Czech National Authority Database
4. International Standard Name Identifier
5. [Source](http://czlonkowie.pan.pl/czlonkowie/sites/WynikiWyszukiwania.html?s=HIRSZFELD,%20Ludwik%20)
6. SNAC
7. Internetowy Polski Słownik Biograficzny
8. Freebase Data Dumps. 2013
9. Virtual International Authority File
10. nobelprize.org
11. [BnF authorities](http://data.bnf.fr/ark:/12148/cb121841475)
12. Treccani's Enciclopedia on line
13. FactGrid
14. Sejm-Wielki.pl