RT Journal Article SR Electronic T1 Syncope and orthostatic hypotension: early markers of cardiac disease in the general population JF Heart JO Heart FD BMJ Publishing Group Ltd and British Cardiovascular Society SP 456 OP 457 DO 10.1136/heartjnl-2017-312112 VO 104 IS 6 A1 Martin H Ruwald YR 2018 UL http://heart.bmj.com/content/104/6/456.abstract AB