TY - JOUR T1 - It is important to distinguish between HFrEF and HFpEF when interpreting these data JF - Heart JO - Heart SP - 1934 LP - 1934 DO - 10.1136/heartjnl-2016-310579 VL - 102 IS - 23 AU - Colin Cunnington Y1 - 2016/12/01 UR - http://heart.bmj.com/content/102/23/1934.2.abstract N2 - To the EditorIn this interesting article, Lipworth and colleagues report1 that β-blockers are underused in patients with heart failure (HF) and chronic obstructive pulmonary disease (COPD), compared with those with HF alone. However, they do not quote the proportion of patients with … ER -