Practical guidance of the GTH Haemophilia Board on the use of emicizumab in patients with haemophilia A - Holstein, K; Albisetti, M; Bidlingmaier, C; ‘Ständige Kommission Hämophilie’ (Haemophilia board) of the German, Swiss Austrian Society for Thrombosis Haemostasis Research (GTH) (Hamostaseologie, 2020)