# Johannes Pieter Albert Baak

> Dutch oncologist

**Wikidata**: [Q64352836](https://www.wikidata.org/wiki/Q64352836)  
**Source**: https://4ort.xyz/entity/johannes-pieter-albert-baak


## References

1. Czech National Authority Database
2. [ORCID Public Data File 2023](https://pub.orcid.org/v3.0/0000-0002-4018-9085/employment/20726721)
3. [Source](https://viaf.org/viaf/data/viaf-20230206-links.txt.gz)
4. Virtual International Authority File
5. CiNii Research
6. ORCID iD