# 2009 World Championships in Athletics – men's 400 metres
**Wikidata**: [Q2742074](https://www.wikidata.org/wiki/Q2742074)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/2009_World_Championships_in_Athletics_–_Men's_400_metres)  
**Source**: https://4ort.xyz/entity/2009-world-championships-in-athletics-men-s-400-metres


## References

1. Freebase Data Dumps. 2013