Early Cardiovascular Events Following Anticancer Treatment in Children with Acute Lymphoblastic Leukemia and Hodgkin Lymphoma— Insights from a Retrospective Observational Study - Meyer, R.; Dewein, L.; Baumann, T.; Rais, K.; Bartholomae, S.; Kaestner, M.; Apitz, C. (The Thoracic and Cardiovascular Surgeon, 2025)