# menstruation

> cyclic, physiologic discharge through the vagina of blood and endometrial tissues from the nonpregnant uterus

**Wikidata**: [Q12171](https://www.wikidata.org/wiki/Q12171)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Menstruation)  
**Source**: https://4ort.xyz/entity/menstruation


## References

1. Gene Ontology release 2019-10-07
2. Integrated Authority File
3. [Nuovo soggettario](https://thes.bncf.firenze.sbn.it/termine.php?id=17020)
4. Nuovo soggettario
5. Freebase Data Dumps. 2013
6. [Registros de autoridad de "Materia" de la Biblioteca Nacional de España. Spain open data portal](https://www.bne.es/media/datosgob/catalogo-autoridades/materia/materia-UTF8.zip)
7. BBC Things
8. General Finnish Ontology
9. YSA - General Finnish Thesaurus
10. [Source](https://thenextweb.com/vocabulary/menstruation/)
11. [Source](https://islamansiklopedisi.org.tr/hayiz)
12. National Library of Israel
13. [OpenAlex](https://docs.openalex.org/download-snapshot/snapshot-data-format)