RT Journal Article SR Electronic T1 Four pillars of heart failure: contemporary pharmacological therapy for heart failure with reduced ejection fraction JF Open Heart JO Open Heart FD British Cardiovascular Society SP e001585 DO 10.1136/openhrt-2021-001585 VO 8 IS 1 A1 Sam Straw A1 Melanie McGinlay A1 Klaus K Witte YR 2021 UL http://openheart.bmj.com/content/8/1/e001585.abstract AB