RT Journal Article SR Electronic T1 Why NT-proBNP should be less elevated in patients with short onset of atrial fibrillation and/or atrial thrombus JF Heart JO Heart FD BMJ Publishing Group Ltd and British Cardiovascular Society SP 1534 OP 1534 DO 10.1136/heartjnl-2011-300391 VO 97 IS 18 A1 C Meune A1 C Gobeaux YR 2011 UL http://heart.bmj.com/content/97/18/1534.1.abstract AB