# 2019 IAAF World Relays – mixed 2 × 2 × 400 metres relay
**Wikidata**: [Q65043575](https://www.wikidata.org/wiki/Q65043575)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/2019_IAAF_World_Relays_–_Mixed_2_×_2_×_400_metres_relay)  
**Source**: https://4ort.xyz/entity/2019-iaaf-world-relays-mixed-2-2-400-metres-relay


## References

1. World Athletics database