The Women's 400 metres event at the 2004 IAAF World Indoor Championships was held on March 5–6.
Contents
Heat
First 2 of each heat (Q) and next 4 fastest (q) qualified for the semifinals.
Semifinals
First 3 of each semifinal (Q) qualified for the final.
References
2004 IAAF World Indoor Championships – Women's 400 metres Wikipedia(Text) CC BY-SA