# Karl Wittmaack

> German physician (1876–1972)

**Wikidata**: [Q1733469](https://www.wikidata.org/wiki/Q1733469)  
**Source**: https://4ort.xyz/entity/karl-wittmaack


## References

1. Integrated Authority File
2. Czech National Authority Database
3. Virtual International Authority File
4. nobelprize.org