Swimming at the 2011 World Aquatics Championships – Men's 4 × 100 metre medley relay : ウィキペディア英語版
Swimming at the 2011 World Aquatics Championships – Men's 4 × 100 metre medley relay
The men's 4×100 metre medley relay competition of the swimming events at the 2011 World Aquatics Championships took place July 31. The heats and final took place July 31. ==Records== Prior to the competition, the existing world and championship records were as follows. No new world or competition records were set during this competition.