Hospitalization for acute heart failure during non‐working hours impacts on long‐term mortality: the REPORT‐HF registry oleh Spyridon Katsanos, Wouter Ouwerkerk, Dimitrios Farmakis, Sean P. Collins, Christiane E. Angermann, Kenneth Dickstein, Jasper Tomp, Georg Ertl, John Cleland, Ulf Dahlström, Achim Obergfell, Mathieu Ghadanfar, Sergio V. Perrone, Mahmoud Hassanein, Konstantinos Stamoulis, John Parissis, Carolyn Lam, Gerasimos Filippatos