Swimming at the 1973 World Aquatics Championships – Men's 400 metre individual medley : ウィキペディア英語版
Swimming at the 1973 World Aquatics Championships – Men's 400 metre individual medley
The men's 400 metre individual medley competition of the swimming events at the 1973 World Aquatics Championships took place on September 5. ==Records== Prior to the competition, the existing world and championship records were as follows. The following records were established during the competition: