# H. Douglas Singer

> English-American psychiatrist (1875–1940)

**Wikidata**: [Q108755086](https://www.wikidata.org/wiki/Q108755086)  
**Source**: https://4ort.xyz/entity/h-douglas-singer


## References

1. [Source](https://archive.org/details/historyofmedicin00biog/page/820/mode/1up)
2. Virtual International Authority File
3. [Source](https://viaf.org/viaf/data/viaf-20230206-links.txt.gz)
4. [Source](https://history.rcplondon.ac.uk/inspiring-physicians/harold-douglas-singer)