%0 Journal Article %A Erin A Fender %A Chad J Zack %T Shining a new light on pericardial fluid %D 2021 %R 10.1136/heartjnl-2021-319929 %J Heart %P 1528-1529 %V 107 %N 19 %U https://heart.bmj.com/content/heartjnl/107/19/1528.full.pdf