RT Journal Article SR Electronic T1 Is left atrium the best kept secret of the heart? Left atrial dilatation and cardiovascular outcomes JF Heart JO Heart FD BMJ Publishing Group Ltd and British Cardiovascular Society SP 1848 OP 1849 DO 10.1136/heartjnl-2019-315695 VO 105 IS 24 A1 Marija M Polovina A1 Andrew Coats A1 Petar Seferovic YR 2019 UL http://heart.bmj.com/content/105/24/1848.abstract AB