RT Journal Article SR Electronic T1 New frontiers in heart failure detection: saliva testing JF BMJ Innovations JO BMJ Innov FD All India Institute of Medical Sciences SP 106 OP 108 DO 10.1136/bmjinnov-2015-000105 VO 2 IS 3 A1 Chamindie Punyadeera YR 2016 UL http://innovations.bmj.com/content/2/3/106.abstract AB