# Igor Olejnik

> Polish pediatrician

**Wikidata**: [Q90101518](https://www.wikidata.org/wiki/Q90101518)  
**Source**: https://4ort.xyz/entity/igor-olejnik


## References

1. [ORCID Public Data File 2020](https://pub.orcid.org/v3.0_rc1/0000-0003-4101-0435/employment/6490798)
2. [Source](https://nauka-polska.pl/#/profile/research?id=86995)