# azoospermia

> male infertility disease characterized by the absence of any measurable level of sperm in semen

**Wikidata**: [Q794026](https://www.wikidata.org/wiki/Q794026)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Azoospermia)  
**Source**: https://4ort.xyz/entity/azoospermia


## References

1. Glutathione-S-transferases M1/T1 gene polymorphisms and male infertility risk in Chinese populations: A meta-analysis
2. Disease Ontology
3. Association of polymorphisms in glutathione S-transferase genes (GSTM1, GSTT1, GSTP1) with idiopathic azoospermia or oligospermia in Sichuan, China
4. Human Phenotype Ontology release 2018-03-08
5. Nuovo soggettario
6. Freebase Data Dumps. 2013
7. [Phenocarta](https://gemma.msl.ubc.ca/phenotypes.html?phenotypeUrlId=DOID_14227&ncbiId=3122)
8. [Phenocarta](https://gemma.msl.ubc.ca/phenotypes.html?phenotypeUrlId=DOID_14227&ncbiId=6660)
9. [Phenocarta](https://gemma.msl.ubc.ca/phenotypes.html?phenotypeUrlId=DOID_14227&ncbiId=100289473)
10. [Identifiers.org](https://registry.identifiers.org/registry/doid)
11. Quora
12. [OpenAlex](https://docs.openalex.org/download-snapshot/snapshot-data-format)