Neprilysin inhibition does not alter dynamic of proenkephalin-A 119-159 and pro-substance P in heart failure. - Arfsten H; Goliasch G; Bartko PE; Prausmüller S; Spinka G; Cho A; Novak J; Mascherbauer J; Haslacher H; Strunk G; Hülsmann M; Pavo N (ESC heart failure, 2021)