Anticoagulation Therapy in Cancer Patients with Thrombosis in the Outpatient Sector of Germany (The CERTIFICAT Initiative)-German Practice of Anticoagulation Therapy of Cancer Patients with Thrombosis - Riess, H; Kretzschmar, A; Heinken, A; Mohebbi, D; May, M; Schellong, S (Hamostaseologie, 2021)