The serum concentration of brain‑derived neurotrophic factor is lower in ambulatory and clinically stable patients with more advanced systolic heart failure
{{output}}
Introduction: Brain‑derived neurotrophic factor (BDNF) is decreased in heart failure (HF), but whether serum BDNF concentration is related to the severity of HF with reduced left ventricular (LV) ejection fraction (LVEF) below 5... ...